Frequencies for d_4_irf_c11_55 variable in prds_hosp10_yr2013 dataset :

d_4_irf_c11 |
        _55 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          3        0.05        0.05
          2 |          2        0.03        0.08
          4 |          1        0.02        0.10
          6 |          1        0.02        0.11
          7 |          1        0.02        0.13
         13 |          1        0.02        0.14
         14 |          1        0.02        0.16
         24 |          1        0.02        0.18
         32 |          2        0.03        0.21
         39 |          1        0.02        0.22
         50 |          1        0.02        0.24
         58 |          1        0.02        0.26
         67 |          1        0.02        0.27
         74 |          1        0.02        0.29
         82 |          1        0.02        0.30
        108 |          1        0.02        0.32
        301 |          1        0.02        0.34
        430 |          1        0.02        0.35
        704 |          1        0.02        0.37
       1341 |          1        0.02        0.38
          . |      6,224       99.62      100.00
------------+-----------------------------------
      Total |      6,248      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018