Frequencies for first 10,000 rows of prov2450 variable in pos2004 dataset :

       srv: |
rehabilitat |
        ion |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,766       87.66       87.66
          0 |        703        7.03       94.69
          1 |        374        3.74       98.43
          2 |        119        1.19       99.62
          3 |         38        0.38      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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