Frequencies for specialpay variable in drg2008 dataset :

 Post Acute |
    Special |
    Payment |
     Policy |      Freq.     Percent        Cum.
------------+-----------------------------------
            |        254       25.43       25.43
         No |        720       72.07       97.50
        Yes |         25        2.50      100.00
------------+-----------------------------------
      Total |        999      100.00

by Jean Roth , jroth@nber.org , 22 Apr 2016