Frequencies for specialneedsplantype variable in snp2014 dataset :

       Special Needs Plan Type |      Freq.     Percent        Cum.
-------------------------------+-----------------------------------
Chronic or Disabling Condition |      2,611       32.47       32.47
                 Dual-Eligible |      4,991       62.07       94.54
                 Institutional |        439        5.46      100.00
-------------------------------+-----------------------------------
                         Total |      8,041      100.00

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