Frequencies for d_4_irf_c11_76 variable in prds_hosp10_yr2016 dataset :

d_4_irf_c11 |
        _76 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.02        0.02
          2 |          1        0.02        0.03
          4 |          1        0.02        0.05
          5 |          1        0.02        0.06
         21 |          1        0.02        0.08
         22 |          1        0.02        0.10
         55 |          1        0.02        0.11
        172 |          1        0.02        0.13
        272 |          1        0.02        0.15
        347 |          1        0.02        0.16
        454 |          1        0.02        0.18
          . |      6,171       99.82      100.00
------------+-----------------------------------
      Total |      6,182      100.00

by Jean Roth , jroth@nber.org , 23 Aug 2018