Frequencies for first 10,000 rows of prov2185 variable in pos1995 dataset :

       srv: |
  intensive |
  care unit |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,933       89.33       89.33
          0 |        343        3.43       92.76
          1 |        699        6.99       99.75
          2 |         21        0.21       99.96
          3 |          4        0.04      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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