Frequencies for first 10,000 rows of specialneedsplantype variable in planreport2010 dataset :

       Special Needs Plan Type |      Freq.     Percent        Cum.
-------------------------------+-----------------------------------
                               |      8,925       89.25       89.25
Chronic or Disabling Condition |        208        2.08       91.33
                 Dual-Eligible |        832        8.32       99.65
                 Institutional |         35        0.35      100.00
-------------------------------+-----------------------------------
                         Total |     10,000      100.00

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