*Subsets.
* Range of observations.

*Selecting cases.
get file="Y:\SPSS\data\employee data.sav".
dataset name ds1.

*Temporary selection.
use  100 thru  200  .
frequencies variables=jobcat.

*Turn off case selection.
use all.
frequencies variables=jobcat.

*Make a permanent subset.
use  first thru  200 /permanent .
frequencies variables=jobcat.