Frequencies for d_5_hos_c4_57 variable in hosp_rollup2552_96_1999 dataset :

d_5_hos_c4_ |
         57 |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          2        0.03        0.03
         10 |          1        0.02        0.05
         76 |          1        0.02        0.07
        119 |          1        0.02        0.08
        140 |          1        0.02        0.10
        276 |          1        0.02        0.11
        353 |          1        0.02        0.13
        380 |          1        0.02        0.15
        384 |          1        0.02        0.16
       1050 |          1        0.02        0.18
       1090 |          1        0.02        0.20
       1192 |          1        0.02        0.21
       1628 |          1        0.02        0.23
       2766 |          1        0.02        0.25
       6920 |          1        0.02        0.26
       9369 |          1        0.02        0.28
      27810 |          1        0.02        0.30
      28326 |          1        0.02        0.31
      49626 |          1        0.02        0.33
      69962 |          1        0.02        0.34
     108618 |          1        0.02        0.36
          . |      6,074       99.64      100.00
------------+-----------------------------------
      Total |      6,096      100.00

by Jean Roth , jroth@nber.org , 7 Sep 2018