Frequencies for d_4_hos_c7_55 variable in hosp_rollup2552_96_2003 dataset :

d_4_hos_c7_ |
         55 |      Freq.     Percent        Cum.
------------+-----------------------------------
         98 |          1        0.02        0.02
        101 |          1        0.02        0.03
        166 |          1        0.02        0.05
        167 |          1        0.02        0.07
        244 |          1        0.02        0.08
        451 |          1        0.02        0.10
        568 |          1        0.02        0.11
        888 |          1        0.02        0.13
       1118 |          1        0.02        0.15
       1253 |          1        0.02        0.16
       3749 |          1        0.02        0.18
       3913 |          1        0.02        0.20
       4181 |          1        0.02        0.21
       5259 |          1        0.02        0.23
       5288 |          1        0.02        0.25
       5712 |          1        0.02        0.26
       8887 |          1        0.02        0.28
       9415 |          1        0.02        0.29
      10467 |          1        0.02        0.31
      12583 |          1        0.02        0.33
      28207 |          1        0.02        0.34
      63956 |          1        0.02        0.36
          . |      6,098       99.64      100.00
------------+-----------------------------------
      Total |      6,120      100.00

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