Frequencies for first 10,000 rows of prov6200 variable in pos2007 dataset :

 srv: icu - |
  pediatric |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      8,682       86.82       86.82
          0 |      1,301       13.01       99.83
          1 |         13        0.13       99.96
          2 |          3        0.03       99.99
          3 |          1        0.01      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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