Frequencies for first 10,000 rows of prov2450 variable in pos1991 dataset :

     * srv: |
rehabilitat |
        ion |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,770       87.70       87.70
          0 |        761        7.61       95.31
          1 |        354        3.54       98.85
          2 |         94        0.94       99.79
          3 |         21        0.21      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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