Frequencies for first 10,000 rows of prov0555 variable in pos2006 dataset :

       aide |
training/co |
   mpetency |
   programs |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,641       86.41       86.41
          1 |         20        0.20       86.61
          2 |        533        5.33       91.94
          3 |        205        2.05       93.99
          4 |        601        6.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 26 Jan 2016