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

 srv: rehab |
- inpatient |
     (carf) |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,731       87.31       87.31
          0 |      1,256       12.56       99.87
          1 |         11        0.11       99.98
          2 |          2        0.02      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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