Frequencies for first 10,000 rows of hha_trng_pgm_cd variable in pos1991 dataset :

       aide |
training/co |
   mpetency |
   programs |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,593       95.93       95.93
          1 |          8        0.08       96.01
          2 |        136        1.36       97.37
          3 |        157        1.57       98.94
          4 |        106        1.06      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017