Frequencies for d_4_hos_c2_48 variable in hosp_rollup2552_96_2009 dataset :

d_4_hos_c2_ |
         48 |      Freq.     Percent        Cum.
------------+-----------------------------------
          8 |          2        0.03        0.03
        227 |          1        0.02        0.05
        356 |          1        0.02        0.06
        414 |          1        0.02        0.08
        431 |          1        0.02        0.09
       2020 |          1        0.02        0.11
       2543 |          1        0.02        0.13
       3366 |          1        0.02        0.14
       6386 |          1        0.02        0.16
       6907 |          1        0.02        0.17
       9056 |          1        0.02        0.19
      16606 |          1        0.02        0.20
      38013 |          1        0.02        0.22
      67872 |          1        0.02        0.24
     119327 |          1        0.02        0.25
     353004 |          1        0.02        0.27
          . |      6,343       99.73      100.00
------------+-----------------------------------
      Total |      6,360      100.00

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