Frequencies for d_4_hos_c2_54 variable in hosp_rollup2552_96_1998 dataset :

d_4_hos_c2_ |
         54 |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          2        0.03        0.03
          4 |          1        0.02        0.05
          9 |          2        0.03        0.08
         16 |          1        0.02        0.10
         19 |          1        0.02        0.11
         46 |          1        0.02        0.13
         47 |          1        0.02        0.14
         73 |          1        0.02        0.16
        105 |          1        0.02        0.18
        141 |          1        0.02        0.19
        173 |          1        0.02        0.21
        175 |          1        0.02        0.22
        176 |          1        0.02        0.24
        179 |          1        0.02        0.26
        184 |          1        0.02        0.27
        350 |          1        0.02        0.29
        364 |          1        0.02        0.31
        372 |          1        0.02        0.32
        426 |          1        0.02        0.34
        440 |          1        0.02        0.35
        508 |          1        0.02        0.37
        542 |          1        0.02        0.39
        726 |          1        0.02        0.40
        925 |          1        0.02        0.42
       1872 |          1        0.02        0.43
       2899 |          1        0.02        0.45
       6695 |          1        0.02        0.47
       9374 |          1        0.02        0.48
      13404 |          1        0.02        0.50
     116413 |          1        0.02        0.51
     231516 |          1        0.02        0.53
          . |      6,191       99.47      100.00
------------+-----------------------------------
      Total |      6,224      100.00

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