Frequencies for c_1_c2_50 variable in hosp_rollup2552_96_2004 dataset :

  c_1_c2_50 |      Freq.     Percent        Cum.
------------+-----------------------------------
        178 |          1        0.02        0.02
       3546 |          1        0.02        0.03
       4425 |          1        0.02        0.05
       7640 |          1        0.02        0.06
       9378 |          1        0.02        0.08
      10480 |          1        0.02        0.10
      17261 |          1        0.02        0.11
      18998 |          1        0.02        0.13
      19571 |          1        0.02        0.15
      22646 |          1        0.02        0.16
      23562 |          1        0.02        0.18
      23907 |          1        0.02        0.19
      30731 |          1        0.02        0.21
      31099 |          1        0.02        0.23
      38685 |          1        0.02        0.24
      39867 |          1        0.02        0.26
      46907 |          1        0.02        0.27
      47730 |          1        0.02        0.29
      51001 |          1        0.02        0.31
      56828 |          1        0.02        0.32
      61831 |          1        0.02        0.34
      90611 |          1        0.02        0.35
          . |      6,181       99.65      100.00
------------+-----------------------------------
      Total |      6,203      100.00

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