Frequencies for first 10,000 rows of organizationtype variable in ma2008 dataset :

 Organization |
         Type |      Freq.     Percent        Cum.
--------------+-----------------------------------
              |      6,148       61.48       61.48
    Local CCP |      2,329       23.29       84.77
National PACE |         12        0.12       84.89
          PDP |        251        2.51       87.40
         PFFS |        861        8.61       96.01
 Regional CCP |        399        3.99      100.00
--------------+-----------------------------------
        Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 14 Apr 2016