Frequencies for c_1_c2_52 variable in hosp_rollup2552_96_2006 dataset :

  c_1_c2_52 |      Freq.     Percent        Cum.
------------+-----------------------------------
         22 |          1        0.02        0.02
        146 |          1        0.02        0.03
        238 |          1        0.02        0.05
        543 |          1        0.02        0.06
       1060 |          1        0.02        0.08
       2193 |          1        0.02        0.10
          . |      6,186       99.90      100.00
------------+-----------------------------------
      Total |      6,192      100.00

by Jean Roth , jroth@nber.org , 21 Apr 2018