Frequencies for d_4_ipf_c13_73 variable in prds_hosp10_yr2010 dataset :

d_4_ipf_c13 |
        _73 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          5        0.22        0.22
          2 |          4        0.17        0.39
          4 |          1        0.04        0.43
          7 |          1        0.04        0.47
         12 |          1        0.04        0.52
         20 |          1        0.04        0.56
         24 |          1        0.04        0.60
         26 |          1        0.04        0.65
         40 |          1        0.04        0.69
        283 |          1        0.04        0.73
        308 |          1        0.04        0.77
          . |      2,305       99.23      100.00
------------+-----------------------------------
      Total |      2,323      100.00

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