Frequencies for c_1_c6_67 variable in hosp_rollup2552_96_1997 dataset :

  c_1_c6_67 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.02        0.02
          6 |          1        0.02        0.03
         25 |          1        0.02        0.05
        490 |          1        0.02        0.06
        761 |          1        0.02        0.08
        885 |          1        0.02        0.10
       1278 |          1        0.02        0.11
       1330 |          1        0.02        0.13
      17726 |          1        0.02        0.14
      28364 |          1        0.02        0.16
      40144 |          1        0.02        0.17
      50742 |          1        0.02        0.19
      72563 |          1        0.02        0.21
      80344 |          1        0.02        0.22
     165509 |          1        0.02        0.24
     177268 |          1        0.02        0.25
     241044 |          1        0.02        0.27
     451730 |          1        0.02        0.29
     571356 |          1        0.02        0.30
     629026 |          1        0.02        0.32
    1864590 |          1        0.02        0.33
    6907028 |          1        0.02        0.35
          . |      6,293       99.65      100.00
------------+-----------------------------------
      Total |      6,315      100.00

by Jean Roth , jroth@nber.org , 5 Sep 2018