Frequencies for first 10,000 rows of prov1705 variable in pos1999 dataset :

psychiatric |
       unit |
termination |
       code |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,734       97.34       97.34
          0 |        170        1.70       99.04
          1 |         60        0.60       99.64
          2 |          1        0.01       99.65
          3 |          2        0.02       99.67
          4 |          4        0.04       99.71
          5 |          3        0.03       99.74
          7 |         26        0.26      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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