Frequencies for d_4_irf_c11_53 variable in prds_hosp10_yr2012 dataset :

d_4_irf_c11 |
        _53 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          7        0.11        0.11
          2 |          5        0.08        0.19
          3 |          3        0.05        0.24
          4 |          1        0.02        0.26
          5 |          1        0.02        0.27
          8 |          1        0.02        0.29
         12 |          1        0.02        0.31
         13 |          1        0.02        0.32
         15 |          1        0.02        0.34
         20 |          1        0.02        0.35
         23 |          1        0.02        0.37
         34 |          1        0.02        0.39
         42 |          1        0.02        0.40
         43 |          1        0.02        0.42
         45 |          1        0.02        0.43
         57 |          1        0.02        0.45
         83 |          1        0.02        0.47
         96 |          1        0.02        0.48
        122 |          1        0.02        0.50
        166 |          2        0.03        0.53
        171 |          1        0.02        0.55
        216 |          1        0.02        0.56
        246 |          1        0.02        0.58
        852 |          1        0.02        0.59
       1436 |          1        0.02        0.61
          . |      6,189       99.39      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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