Frequencies for first 10,000 rows of prov0555 variable in pos1998 dataset :

       aide |
training/co |
   mpetency |
   programs |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,969       89.69       89.69
          1 |         17        0.17       89.86
          2 |        490        4.90       94.76
          3 |        202        2.02       96.78
          4 |        322        3.22      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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