data lib1.inventry;
   length Dept $ 4 Item $ 6 Season $ 6 Year 4;
   input dept item season year @@;
   datalines;
3070 20410  spring 1996 3070 20411  spring 1997
3070 20412  spring 1997 3070 20413  spring 1997
3070 20414  spring 1996 3070 20416  spring 1995
3071 20500  spring 1994 3071 20501  spring 1995
3071 20502  spring 1996 3071 20503  spring 1996
3071 20505  spring 1994 3071 20506  spring 1994
3071 20507  spring 1994 3071 20424  spring 1994
;