Frequencies for first 10,000 rows of rehab_unit_trmntn_cd variable in pos2010 dataset :

REHABILITAT |
   ION UNIT |
   TERMINAT |
       CODE |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      9,797       97.97       97.97
          0 |        142        1.42       99.39
          1 |         42        0.42       99.81
          3 |          1        0.01       99.82
          4 |          3        0.03       99.85
          7 |         15        0.15      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 17 May 2017