Frequencies for first 10,000 rows of prov2450 variable in pos2005 dataset :

 srv: rehab |
  inpatient |
 (not carf) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,731       87.31       87.31
          0 |        746        7.46       94.77
          1 |        368        3.68       98.45
          2 |        118        1.18       99.63
          3 |         37        0.37      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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