Frequencies for first 10,000 rows of prov2160 variable in pos1999 dataset :

  srv: home |
  care unit |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,885       88.85       88.85
          0 |        628        6.28       95.13
          1 |        319        3.19       98.32
          2 |        151        1.51       99.83
          3 |         17        0.17      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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