Frequencies for d_4_ipf_c11_51 variable in prds_hosp10_yr2011 dataset :

d_4_ipf_c11 |
        _51 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          5        0.08        0.08
          2 |          2        0.03        0.11
          3 |          1        0.02        0.13
          4 |          1        0.02        0.15
          6 |          1        0.02        0.16
          7 |          3        0.05        0.21
         14 |          2        0.03        0.24
         20 |          1        0.02        0.26
         24 |          1        0.02        0.28
         28 |          2        0.03        0.31
         55 |          1        0.02        0.33
         61 |          1        0.02        0.34
         76 |          1        0.02        0.36
        123 |          1        0.02        0.37
        136 |          1        0.02        0.39
        600 |          1        0.02        0.41
       1000 |          1        0.02        0.42
          . |      6,124       99.58      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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