Frequencies for inrxhcc variable in icd2hccxw2007 dataset :

RxHCC Model |
   Calendar |
  Year 2007 |
    Payment |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         75        1.36        1.36
         No |      1,761       31.98       33.35
        Yes |      3,670       66.65      100.00
------------+-----------------------------------
      Total |      5,506      100.00

by Jean Roth , jroth@nber.org , 12 Jan 2016