Frequencies for first 10,000 rows of prov2160 variable in pos1992 dataset :

  srv: home |
  care unit |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,851       88.51       88.51
          0 |        698        6.98       95.49
          1 |        271        2.71       98.20
          2 |        166        1.66       99.86
          3 |         14        0.14      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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