Frequencies for d_4_hos_c2_55 variable in hosp_rollup2552_96_2004 dataset :

d_4_hos_c2_ |
         55 |      Freq.     Percent        Cum.
------------+-----------------------------------
        117 |          1        0.02        0.02
        291 |          1        0.02        0.03
        339 |          1        0.02        0.05
        377 |          1        0.02        0.06
        623 |          1        0.02        0.08
        915 |          1        0.02        0.10
       1262 |          1        0.02        0.11
       1403 |          1        0.02        0.13
       1470 |          1        0.02        0.15
       1564 |          1        0.02        0.16
       1711 |          1        0.02        0.18
       2158 |          1        0.02        0.19
       3503 |          2        0.03        0.23
       4193 |          1        0.02        0.24
       4335 |          1        0.02        0.26
       7195 |          1        0.02        0.27
       8057 |          1        0.02        0.29
      17132 |          2        0.03        0.32
      19992 |          1        0.02        0.34
      29660 |          1        0.02        0.35
      40330 |          1        0.02        0.37
      50369 |          1        0.02        0.39
      72934 |          1        0.02        0.40
     100533 |          1        0.02        0.42
     101767 |          1        0.02        0.44
     221125 |          1        0.02        0.45
     288987 |          1        0.02        0.47
          . |      6,174       99.53      100.00
------------+-----------------------------------
      Total |      6,203      100.00

by Jean Roth , jroth@nber.org , 21 Apr 2018