Year Universe Sample Goal Sample Drawn Not Located No Number - Ineligible Numbered Numbered - Ineligible Total ineligible Coded Unadjusted Sampling Fraction [coded/universe] Percent Eligible [1-(total inel./sample drawn)] Adjusted Sampling Fraction [coded/(universe*percent elig.)]
1962 Not sampled                      
1967 Not sampled                      
1970 Not sampled                      
1971 Not sampled                      
1972 94 20 30 5 9 16 1 10 15 0.1596 0.6667 0.2394
1973 79 20 41 1 19 21 0 19 21 0.2658 0.5366 0.4954
1974 48 20 23 0 6 18 1 7 17 0.3542 0.7083 0.5
1975 58 20 29 2 8 19 0 8 19 0.3276 0.7241 0.4524
1976 85 20 34 0 14 20 0 14 20 0.2353 0.5882 0.4
1977 103 30 31 3 0 28 0 0 28 0.2718 1 0.2718
1978 84 20 23 2 1 20 0 1 20 0.2381 0.9565 0.2489
1979 79 20 25 1 0 21 1 1 23 0.2911 0.96 0.3033
1980 90 20 27 7 0 20 1 1 19 0.2111 0.963 0.2192
1981 82 20 23 3 3 17 0 3 17 0.2073 0.8696 0.2384
1982 112 20 22 1 1 20 0 1 20 0.1786 0.9545 0.1871
1983 56 20 28 3 5 20 2 7 18 0.3214 0.75 0.4286
1984 93 20 27 3 4 20 0 4 20 0.2151 0.8519 0.2525
1985 139 30 36 2 4 30 1 5 29 0.2086 0.8611 0.2423
1986 69 20 28 3 4 21 0 4 21 0.3043 0.8571 0.3551
1987 55 20 27 6 1 20 0 1 20 0.3636 0.963 0.3776
1988 75 20 21 0 1 20 0 1 20 0.2667 0.9524 0.28
1989 279 40 54 0 6 48 1 7 47 0.1685 0.8704 0.1935
1990 141 30 47 1 1 45 0 1 45 0.3191 0.9787 0.3261
1991 102 30 35 0 4 31 1 5 30 0.2941 0.8571 0.3431
1992 130 30 44 1 2 41 2 4 39 0.3 0.9091 0.3
1993 56 20 27 0 0 27 1 1 26 0.4643 0.963 0.4821
1994 69 20 24 2 0 22 0 0 22 0.3188 1 0.3188
 
sum 530 530 707 46 93 565 12 105 556 6.285 19.741 7.486
mean 23.0453 23.0435 30.7391 2 4.0435 24.5652 0.5217 4.5652 24.1739 0.2733 0.8583 0.3255