Frequencies for c_1_c6_61 variable in hcris2552_10_2011 dataset :

        pbp |
   clinical |
        lab |
   services |
    program |
       only |
    c000001 |
06100 00600 |      Freq.     Percent        Cum.
------------+-----------------------------------
      57600 |          1        0.02        0.02
   5.05e+07 |          1        0.02        0.03
   6.81e+07 |          1        0.02        0.05
          . |      6,147       99.95      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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