Frequencies for d_5_hos_c7_57 variable in hosp_rollup2552_96_1996 dataset :

d_5_hos_c7_ |
         57 |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          1        0.02        0.02
          4 |          1        0.02        0.03
        478 |          1        0.02        0.05
       2602 |          1        0.02        0.07
       2904 |          1        0.02        0.08
      31493 |          1        0.02        0.10
          . |      6,015       99.90      100.00
------------+-----------------------------------
      Total |      6,021      100.00

by Jean Roth , jroth@nber.org , 3 Sep 2018