WLS Codebooks and Flowcharts

Note: Codebooks contain frequency data from the private data release. For some variables, these differ from the frequencies in the public release. Variables that differ between the public and private versions include "(not available on public release)" as part of the variable description, or a note indicating the difference between the public and private versions.

Marriage

xmrstat          Current marital status
xmrmore-xmrhist  Marital history details
xcmcmbg          Century month when current marriage began
xagrcm           Age of sibling when sibling married current spouse
xnochcm          Number of children born during current marriage
xmrceds          Educational attainment of current spouse
xmrcags,xagspcm  Current spouse's age
xcsplfs,xmrcrs   Current spouse's work status
xincrs-xocicrs   Codes and scores for current spouse's current/last job
xcmbglm          Century month for beginning of current/last marriage
xmarcur-xcmenlm  Current/last marriage termination details
xagrlm           Age of sibling when married last current/last spouse
xlmnoch          Number of children born during current/last marriage
xedlspu          Educational attainment of previous spouse at time of marriage
xagelss          Age of current/last spouse when sibling married spouse
xcmfmbg          Century month when first marriage began
xfmstat-xcmenfm  First marriage termination details
xagrfm           Sibling respondent's age at first marriage
xfmnoch          Number of children born during first marriage
xedfsp           Educational attainment of first spouse
xagefsp          Age of first spouse when spouse married sibling 
  
  First loop for second marriage (*=s), second loop for third marriage (*=t)
          xcm*mbg    Century month when marriage began
          x*mstat    Termination status of marriage
          xcmsl*m    Century month when stopped living with spouse
          xcmen*m    Century month of official termination of marriage
          x*mnoch    Number of children born during marriage

xmrstat: Current marital status.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
1 Single 107 74 181
2 Married 878 941 1819
3 Separated 7 7 14
4 Divorced 49 50 99
5 Widowed 2 17 19
Note: Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xmrmore: Married more than once?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 60, 61a, 72
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
1 Never married 107 74 181
2 Once married 849 941 1790
3 Married more than once 87 74 161

xmarno: Number of marriages.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 64, 72, 75
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
0 None 107 74 181
1 One 849 941 1790
2 Two 82 69 151
3 Three 5 4 9
4 Four or more 0 1 1

xmrhist: Marital history.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 72
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
1 Single; never married 107 74 181
2 Currently married; married only once 801 876 1677
3 Currently married; married more than once 77 65 142
4 Separated; married only once 6 6 12
5 Separated; married more than once 1 1 2
6 Divorced; married only once 40 43 83
7 Divorced; married more than once 9 7 16
8 Widowed; married only once 2 16 18
9 Widowed; married more than once 0 1 1

xcmcmbg: Century month when current marriage began.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61a, 61b, 64a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3253 6648
-2 165 148 313
-1 DON'T KNOW 2 0 2
446 - 925 CENTURY MONTHS 875 940 1815
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

xagrcm: Age of sibling respondent when married current spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61a, 61b, 64a, 91
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3397 3256 6653
-2 165 148 313
150 - 562 Years and fraction of years 875 937 1812
Note: Implied decimal between second and third digits (e.g. 15.0).

xnochcm: Number of children born during current marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 61b, 64b, 78a, 79, 80
Revisions: Updated 3/97, 9/99     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3393 3257 6650
-2 1044 148 1192
0 No children 0 134 134
1 One child 0 95 95
2 Two children 0 265 265
3 Three children 0 207 207
4 - 13 Four to thirteen children 0 235 235
5 5 0 71 71
6 6 0 24 24
7 7 0 13 13
8 8 0 6 6
9 9 0 6 6
10 10 0 1 1
11 11 0 1 1
12 12 0 1 1
13 13 0 1 1
Note: Males were not asked question 79. XKIDSNO is the best
variable to use for males.

xmrceds: Educational attainment of current spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 65
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3397 3252 6649
-2 165 148 313
5 5yrs of school 0 3 3
05 - 11 Five to eleven years of school 78 136 214
7 7yrs of school 0 2 2
8 8yrs of school 12 53 65
9 9yrs of school 8 13 21
10 10yrs of school 37 28 65
11 11yrs of school 21 37 58
12 Twelve years of school 531 437 968
13 One year of college 36 40 76
14 Two years of college 55 64 119
15 Three years of college 27 28 55
16 Four years of college 121 127 248
17 - 26 Five to fourteen years of college/one to ten years of graduate or professional school 27 109 136
18 6yrs of clge/2yr grd 11 48 59
19 7yrs of clge/3yr grd 2 15 17
20 8/4 2 18 20
21 9/5 0 7 7
22 10/6 0 1 1
26 14/10 0 1 1

xmrcags: Current age of current spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 66
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3399 3252 6651
-2 165 148 313
-1 DON'T KNOW 2 0 2
18 18 1 0 1
19 - 31 274 137 411
32 - 35 236 167 403
36 - 40 177 235 412
41 - 46 123 240 363
47 - 71 60 161 221
76 76 0 1 1
Note: See Appendix A - Memo127a for Selection of sample for
sibling study and other notes.

Year of interview for the 25 sib-respondent's who are also
graduates (XSTAT77=10) is 1975; year of interview for
remainder of sib-respondent's is 1977.

xagspcm: Age of current spouse when spouse married sibling respondent.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61a, 61b, 64a, 66
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3403 3253 6656
-2 165 148 313
13 - 19 282 98 380
20 - 21 273 230 503
22 - 23 160 215 375
24 - 28 105 266 371
29 - 57 49 131 180

xcsplfs: Labor force status of current spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 67
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3252 6648
-2 165 148 313
1 Employed 454 914 1368
2 Unemployed 4 6 10
3 NILF (Not In Labor Force) 418 21 439

xmrcrs: Employment status of current spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 67
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3252 6648
-2 165 148 313
0 Other 0 1 1
1 Working 453 905 1358
2 Has job but not at work 1 9 10
3 Looking for work 4 6 10
4 Unable to work 0 10 10
5 Retired 0 6 6
6 Student 12 4 16
7 Keeping house 406 0 406

xincrs: 1970 Census detailed industry code for current spouse's current/last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 68b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3398 3255 6653
-2 513 149 662
017 - 937 1970 INDUSTRY CODES 526 937 1463
Note: In 1977, an additional question (Q67a) asked if spouse had
ANY job last year. If yes, that job was coded.

See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xoccrs: 1970 Detailed occupation code for current spouse's current/last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 68
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3399 3255 6654
-2 513 149 662
-1 DON'T KNOW 0 1 1
001 - 984 1970 OCCUPATION CODES 525 936 1461
Note: In 1977, an additional question (Q67a) asked if spouse had
ANY job last year. If yes, that job was coded.

See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xcwcrs: Class of worker code for current spouse's current/last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 68d
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3398 3254 6652
-2 513 149 662
1 Private company, business or individual for wages, salary or commission 373 608 981
2 Government employee (federal, state or local government) 101 154 255
3 Own business or professional practice; incorporated 4 49 53
4 Own business or professional practice; not incorporated 35 127 162
5 Working without pay in a family business or farm 13 0 13
Note: In 1977, an additional question (Q67a) asked if spouse had
ANY job last year. If yes, that job was coded.

See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xinmcrs: 1970 Major industry code for current spouse's current/last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 68b
Revisions: Updated 6/95, 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3398 3255 6653
-2 513 149 662
1 Agriculture, Forestry, And Fisheries 21 64 85
2 Mining 0 5 5
3 Construction 5 90 95
4 Manufacturing 66 323 389
5 Transportation, Communications, And Other Public Utilities 20 72 92
6 Wholesale And Retail Trade 119 121 240
7 Finance, Insurance, And Real Estate 39 46 85
8 Business And Repair Services 16 39 55
9 Personal Services 24 3 27
10 Entertainment And Recreation Services 4 4 8
11 Public Administration 14 62 76
12 Professional And Related Services 198 108 306
Note: In all releases prior to 6/95, major industry variables
had codes "10" and "12" condensed into "10".
See Appendix E - COR569 for Correction of error in major
industry codes or Change Notice #1.

In 1977, an additional question (Q67a) asked if spouse had
ANY job last year. If yes, that job was coded.

xocmcrs: 1970 Major occupation code for current spouse's current/last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 68
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE OR MILITARY OCCUPATION 3399 3264 6663
-2 513 149 662
1 Professional, Technical & Specialty: Self-Employed & w/o Pay 3 27 30
2 Professional, Technical & Specialty: Salaried & N.A. 101 158 259
3 Executives, Administrators & Managers: Salaried & N.A. 25 99 124
4 Executives, Administrators & Managers: Self-Employed & w/o Pay 7 49 56
5 Sales: Not Retail Trade 7 59 66
6 Sales: Retail Trade 34 17 51
7 Administrator Support, Including Clerical 182 47 229
8 Precision Production, Craftsmen, Repair: Manufacturing 4 96 100
9 Precision Production, Craftsmen, Repair: Construction 0 52 52
10 Precision Production, Craftsmen, Repair: All Other & N.A. 4 74 78
11 Operators & Fabricators: Manufacturing 32 95 127
12 Operators & Fabricators: All Other & N.A. 16 43 59
13 Service Occupations 91 25 116
14 Handlers, Equipment Cleaners, Helpers/Laborers: Manufacturing 0 15 15
15 Handlers, Equipment Cleaners, Helpers/Laborers: All Other & N.A. 3 19 22
16 Farm Operators & Managers 10 50 60
17 Farm Workers & Related Occupations 6 3 9
Note: In 1977, an additional question (Q67a) asked if spouse had
ANY job last year. If yes, that job was coded.

This code divides occupation into broad categories derived from
occupation, industry and class of worker. (Group II occupation is the
name used for this variables in the OCG II codebooks.)

See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocscrsu: 1970 Duncan SEI score for current spouse's current/last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 68
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocscrs

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE OR MILITARY OCCUPATION 3399 3263 6662
-2 513 149 662
-1 DON'T KNOW 0 1 1
031 - 960 1970 DUNCAN SEI 525 928 1453
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

In 1977, an additional question (Q67a) asked if spouse had
ANY job last year. If yes, that job was coded.

xocpcrsu: 1970 Siegel prestige score for current spouse's current/last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 68
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocpcrs

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE OR MILITARY OCCUPATION 3399 3263 6662
-2 513 149 662
-1 DON'T KNOW 0 1 1
141 - 812 1970 NORC/SIEGEL PRESTIGE 525 928 1453
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocecrs: 1970 Occupational education score for current spouse's current/last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 68
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE OR MILITARY OCCUPATION 3399 3263 6662
-2 513 149 662
-1 DON'T KNOW 0 1 1
0017 - 0995 1970 Education Score 525 928 1453
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xocicrs: 1970 Occupational income score for current spouse's current/last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 68
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE OR MILITARY OCCUPATION 3399 3263 6662
-2 513 149 662
-1 DON'T KNOW 0 1 1
0003 - 0845 1970 Income Score 525 928 1453
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xcmbglm: Century month for beginning for current/last marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61a, 61b, 64ac, 72, 72a, 75al
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3254 6649
-2 107 74 181
-1 DON'T KNOW 2 0 2
446 - 925 CENTURY MONTHS 933 1013 1946
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

xmarcur: Termination status of last marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
-2 107 74 181
1 Still married 878 941 1819
2 Separated 7 7 14
3 Terminated by divorce 49 50 99
4 Terminated by death 2 17 19
Note: Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xcmsllm: Century month when stopped living with last spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 72, 72b, 75dl
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3254 6650
-2 987 1032 2019
-1 DON'T KNOW 2 2 4
654 - 925 CENTURY MONTHS 52 53 105
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xcmenlm: Century month of official termination of last marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 72, 72c, 75el
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3253 6648
-2 992 1022 2014
-1 DON'T KNOW 2 3 5
680 - 927 CENTURY MONTHS 48 63 111
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xagrlm: Age of sibling respondent when married current/last spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61a, 61b, 64ac, 72, 72a, 75al, 91
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3397 3258 6655
-2 107 74 181
150 - 562 Years and fraction of years 933 1009 1942
Note: Implied decimal between second and third digits (e.g. 15.0).

xlmnoch: Number of children born during current/last marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 61b, 64bc, 72, 72a, 75bl, 78a, 78b, 79
Revisions: Updated 3/97, 9/99     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3393 3257 6650
-2 1044 74 1118
0 No children 0 159 159
1 One child 0 103 103
2 Two children 0 280 280
3 Three children 0 218 218
4 - 13 Four to thirteen children 0 250 250
13 13 0 1 1
Note: Males were not asked question 79. XKIDSNO is the only variable
that can be used for males.

xedlspu: Educational attainment of previous spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 77
Revisions: Updated 7/07, 10/07     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3259 6655
-2 985 1015 2000
05 - 11 Five to eleven years of school 5 13 18
12 Twelve years of school 36 33 69
13 One year of college 0 4 4
14 Two years of college 2 10 12
15 Three years of college 0 1 1
16 Four years of college 12 4 16
17 - 26 Five to fourten years of college/one to ten years of graduate or professional school 1 2 3
Note: Only coded for not currently married sib-respondents who was previously married.

These apparent wild codes have been checked and did appear
in the questionnaires.

xagelss: Age of current/last spouse when sibling respondent married spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 61b, 64a, 66, 76
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3405 3256 6661
-2 107 74 181
13 - 19 302 104 406
20 - 21 283 247 530
22 - 23 173 229 402
24 - 28 112 281 393
29 - 57 55 150 205

xcmfmbg: Century month when first marriage began.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 61b, 64a1, 72, 72a, 75a1
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3254 6649
-2 107 74 181
-1 DON'T KNOW 2 0 2
442 - 925 CENTURY MONTHS 933 1013 1946
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

xfmstat: Termination status of first marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 64c1, 72, 75c1
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3394 3253 6647
-2 107 74 181
1 Still married 801 876 1677
2 Separated 6 6 12
3 Divorced 121 109 230
4 Widowed 8 23 31
Note: Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xcmslfm: Century month when stopped living with first spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 64d1, 72, 72b, 75d1
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3254 6650
-2 916 973 1889
-1 DON'T KNOW 6 5 11
522 - 925 CENTURY MONTHS 119 109 228
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xcmenfm: Century month of official termination of first marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 64e1, 72, 72c, 75e1
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3255 6651
-2 914 956 1870
-1 DON'T KNOW 11 6 17
463 - 927 CENTURY MONTHS 116 124 240
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xagrfm: Sibling respondent's age at first marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 61b, 64a1, 72, 72a, 75a1, 91
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3397 3258 6655
-2 107 74 181
150 - 506 Years and fraction of years 933 1009 1942
Note: Implied decimal between second and third digits (e.g. 15.0).

xfmnoch: Number of children during first marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 61a, 61b, 64b1, 72, 72a, 75b1, 78a, 78b, 79
Revisions: Updated 3/97, 9/99     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3393 3257 6650
-2 1044 74 1118
0 No children 0 136 136
1 One child 0 111 111
2 Two children 0 284 284
3 Three children 0 227 227
4 - 13 Four to thirteen children 0 252 252
13 13 0 1 1
Note: Males were not asked question 79. XKIDSNO is the only variable
that can be used for males.

xedfsp: Educational attainment of first spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61a, 63, 65, 72, 74, 77
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3397 3253 6650
-2 107 74 181
-1 DON'T KNOW 2 8 10
03 - 11 Three to eleven years of school 96 157 253
5 5 yrs of school 0 2 2
12 Twelve years of school 561 467 1028
13 One year of college 36 45 81
14 Two years of college 56 74 130
15 Three years of college 26 33 59
16 Four years of college 129 124 253
17 - 26 Five to fourteen years of college/one to ten years of graduate or professional school 27 106 133
26 14 yr clg/10 yr grd 0 1 1
Note: For currently married or married only once, it is educational
attainment of spouse.

These apparent wild codes have been checked and did appear
in the questionnaires.

xagefsp: Age of first spouse when spouse married sibling respondent.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61a, 61b, 62, 66, 72, 73, 76
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 DON'T KNOW, NOT ASCERTAINED OR NONSAMPLE 3400 3255 6655
-2 107 74 181
13 - 19 341 115 456
20 - 21 295 266 561
22 - 23 169 237 406
24 - 29 105 311 416
30 - 57 20 83 103
Note: Although there appear to be wild codes, the two components
were checked on the questionnaire and these values reflect
the responses to the questionnaire.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xcmsmbg: Century month when second marriage began.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64a2, 64al, 75, 75a2, 75al
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3253 6647
-2 956 1015 1971
-1 DON'T KNOW 2 0 2
538 - 923 CENTURY MONTHS 85 73 158
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xsmstat: Termination status of second marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64c2, 75, 75c2
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
-2 956 1015 1971
1 Still married 73 60 133
2 Separated 1 1 2
3 Ended in divorce 13 12 25
4 Ended in death 0 1 1
Note: Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xcmslsm: Century month when stopped living with second spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64d2, 75, 75d2, 75dl
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3253 6647
-2 1029 1076 2105
-1 DON'T KNOW 1 0 1
654 - 919 CENTURY MONTHS 13 12 25
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xcmensm: Century month of official termination of second marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64e2, 75, 75e2, 75el
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3253 6647
-2 1030 1075 2105
-1 DON'T KNOW 2 0 2
684 - 924 CENTURY MONTHS 11 13 24
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xsmnoch: Number of children born during second marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64b2, 64l, 75, 75b2, 75bl
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3252 6648
-2 956 1015 1971
0 none 45 40 85
1 one 13 13 26
2 18 12 30
3 4 4 8
4 2 2 4
5 3 2 5
6 6 0 1 1

xcmtmbg: Century month of beginning of third marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64a3, 64al, 75, 75a3, 75al
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
-2 1038 1084 2122
815 - 912 CENTURY MONTHS 5 5 10
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xtmstat: Termination status of third marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64c3, 75, 75c3
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
-2 1038 1084 2122
1 Still married 4 4 8
3 Ended in divorce 1 1 2
Note: Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xcmsltm: Century month when stopped living with third spouse.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64d3, 75d3, 75dl, 75
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
-2 1042 1088 2130
832 - 901 CENTURY MONTHS 1 1 2
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women.

xcmentm: Century month of official termination of third marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64e3, 75, 75e3, 75el
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
-2 1042 1088 2130
848 - 902 CENTURY MONTHS 1 1 2
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Before using these variables, see Appendix C - COR690 and
COR690a for important information regarding marriage dates,
fertility rosters, biological and non-biological children,
and work history sections for ever-married women

xtmnoch: Number of children born during third marriage.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 61, 64, 64b3, 64bl, 75, 75b3, 75bl
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
-2 1038 1084 2122
0 None 4 4 8
1 One child 1 1 2

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