Frequencies for zerodollarpremiumwithfulllo variable in pdp2009 dataset :

 $0 Premium |
  with Full |
 Low-Income |
   Subsidy? |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,089       81.51       81.51
          · |        474       18.49      100.00
------------+-----------------------------------
      Total |      2,563      100.00

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