Frequencies for first 10,000 rows of prov0555 variable in pos2002 dataset :

       aide |
training/co |
   mpetency |
   programs |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,883       88.83       88.83
          1 |         15        0.15       88.98
          2 |        503        5.03       94.01
          3 |        206        2.06       96.07
          4 |        393        3.93      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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