Frequencies for d_4_hos_c7_63 variable in hosp_rollup2552_96_2009 dataset :

d_4_hos_c7_ |
         63 |      Freq.     Percent        Cum.
------------+-----------------------------------
          3 |          1        0.02        0.02
          9 |          1        0.02        0.03
         22 |          1        0.02        0.05
         44 |          1        0.02        0.06
         62 |          1        0.02        0.08
         74 |          1        0.02        0.09
        179 |          1        0.02        0.11
        189 |          1        0.02        0.13
        257 |          1        0.02        0.14
        552 |          1        0.02        0.16
        575 |          1        0.02        0.17
       1709 |          1        0.02        0.19
       2045 |          1        0.02        0.20
       2747 |          1        0.02        0.22
       2858 |          1        0.02        0.24
       3219 |          1        0.02        0.25
       5127 |          1        0.02        0.27
       5200 |          1        0.02        0.28
       6135 |          1        0.02        0.30
       8436 |          1        0.02        0.31
      15600 |          1        0.02        0.33
          . |      6,339       99.67      100.00
------------+-----------------------------------
      Total |      6,360      100.00

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