Frequencies for first 10,000 rows of specialneedsplantype variable in planreport2012 dataset :

       Special Needs Plan Type |      Freq.     Percent        Cum.
-------------------------------+-----------------------------------
                               |      8,200       82.00       82.00
Chronic or Disabling Condition |        816        8.16       90.16
                 Dual-Eligible |        958        9.58       99.74
                 Institutional |         26        0.26      100.00
-------------------------------+-----------------------------------
                         Total |     10,000      100.00

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