Frequencies for d_4_hos_c7_52 variable in hosp_rollup2552_96_1998 dataset :

d_4_hos_c7_ |
         52 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.02        0.02
          2 |          1        0.02        0.03
          5 |          1        0.02        0.05
          8 |          2        0.03        0.08
         13 |          1        0.02        0.10
         15 |          1        0.02        0.11
         51 |          1        0.02        0.13
         69 |          1        0.02        0.14
         78 |          1        0.02        0.16
         86 |          1        0.02        0.18
         92 |          1        0.02        0.19
         94 |          1        0.02        0.21
        129 |          1        0.02        0.22
        168 |          1        0.02        0.24
        561 |          1        0.02        0.26
       1464 |          1        0.02        0.27
       1570 |          1        0.02        0.29
       2400 |          1        0.02        0.31
       2667 |          1        0.02        0.32
       3150 |          1        0.02        0.34
       4108 |          1        0.02        0.35
       5903 |          1        0.02        0.37
       6974 |          1        0.02        0.39
       8071 |          1        0.02        0.40
       9505 |          1        0.02        0.42
      32560 |          1        0.02        0.43
     306931 |          1        0.02        0.45
          . |      6,196       99.55      100.00
------------+-----------------------------------
      Total |      6,224      100.00

by Jean Roth , jroth@nber.org , 6 Sep 2018