Frequencies for first 10,000 rows of hha_trng_pgm_cd variable in pos2011 dataset :

       Aide |
 Training / |
 Competency |
   Programs |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,993       89.93       89.93
          1 |         11        0.11       90.04
          2 |        344        3.44       93.48
          3 |        150        1.50       94.98
          4 |        502        5.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 20 Apr 2019