Frequencies for first 10,000 rows of prov0555 variable in pos2004 dataset :

       aide |
training/co |
   mpetency |
   programs |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,762       87.62       87.62
          1 |         23        0.23       87.85
          2 |        537        5.37       93.22
          3 |        195        1.95       95.17
          4 |        483        4.83      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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