Frequencies for first 10,000 rows of revcapr variable in namcs2011 dataset :

 Percent of patient care revenue |
                 from capitation |      Freq.     Percent        Cum.
---------------------------------+-----------------------------------
                           Blank |      1,233       12.33       12.33
Less than or equal to 25 percent |      7,582       75.82       88.15
                   26-50 percent |        500        5.00       93.15
                   51-75 percent |        217        2.17       95.32
            More than 75 percent |        468        4.68      100.00
---------------------------------+-----------------------------------
                           Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016