Frequencies for s2_1_c2_129 variable in hcris2552_10_2010 dataset :

   medicare |
  certified |
    lung tc |
  term date |
    s200001 |
12900 00200 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,321       99.96       99.96
 05/27/2011 |          1        0.04      100.00
------------+-----------------------------------
      Total |      2,322      100.00

by Jean Roth , jroth@nber.org , 23 Aug 2018