Frequencies for d_4_irf_c11_53 variable in prds_hosp10_yr2015 dataset :

d_4_irf_c11 |
        _53 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          4        0.06        0.06
          2 |          3        0.05        0.11
          3 |          1        0.02        0.13
          4 |          2        0.03        0.16
         10 |          1        0.02        0.18
         13 |          2        0.03        0.21
         32 |          1        0.02        0.22
         42 |          1        0.02        0.24
         52 |          1        0.02        0.26
         76 |          1        0.02        0.27
         90 |          1        0.02        0.29
        144 |          1        0.02        0.30
        166 |          1        0.02        0.32
        175 |          1        0.02        0.34
        542 |          1        0.02        0.35
        564 |          1        0.02        0.37
        585 |          1        0.02        0.38
          . |      6,234       99.62      100.00
------------+-----------------------------------
      Total |      6,258      100.00

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