Frequencies for c_1_c2_52 variable in hosp_rollup2552_96_2009 dataset :

  c_1_c2_52 |      Freq.     Percent        Cum.
------------+-----------------------------------
         28 |          1        0.02        0.02
         73 |          1        0.02        0.03
        101 |          1        0.02        0.05
        155 |          1        0.02        0.06
        331 |          1        0.02        0.08
       2065 |          1        0.02        0.09
       2274 |          1        0.02        0.11
       3018 |          1        0.02        0.13
       3034 |          1        0.02        0.14
       3997 |          1        0.02        0.16
       4388 |          1        0.02        0.17
       7866 |          1        0.02        0.19
       8039 |          1        0.02        0.20
      10852 |          1        0.02        0.22
      14045 |          1        0.02        0.24
      18585 |          1        0.02        0.25
      21280 |          1        0.02        0.27
      21512 |          1        0.02        0.28
      22943 |          1        0.02        0.30
      27668 |          1        0.02        0.31
      30307 |          1        0.02        0.33
      40972 |          1        0.02        0.35
      53283 |          1        0.02        0.36
          . |      6,337       99.64      100.00
------------+-----------------------------------
      Total |      6,360      100.00

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