Frequencies for d_4_hos_c2_48 variable in hosp_rollup2552_96_2007 dataset :

d_4_hos_c2_ |
         48 |      Freq.     Percent        Cum.
------------+-----------------------------------
        161 |          1        0.02        0.02
        171 |          1        0.02        0.03
       1365 |          1        0.02        0.05
       1709 |          1        0.02        0.06
       1788 |          1        0.02        0.08
       5358 |          1        0.02        0.10
       7102 |          1        0.02        0.11
       7959 |          1        0.02        0.13
      12762 |          1        0.02        0.14
      21394 |          1        0.02        0.16
      29445 |          1        0.02        0.18
     424868 |          1        0.02        0.19
          . |      6,222       99.81      100.00
------------+-----------------------------------
      Total |      6,234      100.00

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