Frequencies for first 10,000 rows of hha_trng_pgm_cd variable in pos2010 dataset :

       AIDE |
TRAINING/CO |
   MPETENCY |
   PROGRAMS |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,696       86.96       86.96
          1 |         22        0.22       87.18
          2 |        490        4.90       92.08
          3 |        177        1.77       93.85
          4 |        615        6.15      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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