Frequencies for d_4_ipf_c11_59 variable in prds_hosp10_yr2011 dataset :

d_4_ipf_c11 |
        _59 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.02        0.02
          3 |          1        0.02        0.03
          4 |          2        0.03        0.07
          5 |          1        0.02        0.08
         20 |          1        0.02        0.10
         65 |          1        0.02        0.11
        100 |          1        0.02        0.13
        120 |          1        0.02        0.15
          . |      6,141       99.85      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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