Frequencies for first 10,000 rows of revothr variable in namcs2014 dataset :

       Percent of |
     patient care |
     revenue from |
            other |      Freq.     Percent        Cum.
------------------+-----------------------------------
            Blank |      2,300       23.00       23.00
          Unknown |         21        0.21       23.21
     0-25 percent |      6,571       65.71       88.92
    26-50 percent |        424        4.24       93.16
    51-75 percent |        196        1.96       95.12
   76-100 percent |        488        4.88      100.00
------------------+-----------------------------------
            Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 27 Mar 2017