Frequencies for d_4_ipf_c11_50 variable in prds_hosp10_yr2012 dataset :

d_4_ipf_c11 |
        _50 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         16        0.26        0.26
          2 |          8        0.13        0.39
          3 |          2        0.03        0.42
          4 |          2        0.03        0.45
          5 |          2        0.03        0.48
          6 |          3        0.05        0.53
          7 |          2        0.03        0.56
          9 |          1        0.02        0.58
         11 |          1        0.02        0.59
         13 |          3        0.05        0.64
         15 |          2        0.03        0.67
         17 |          3        0.05        0.72
         18 |          2        0.03        0.75
         19 |          1        0.02        0.77
         20 |          1        0.02        0.79
         24 |          1        0.02        0.80
         25 |          1        0.02        0.82
         27 |          1        0.02        0.84
         30 |          1        0.02        0.85
         33 |          1        0.02        0.87
         35 |          1        0.02        0.88
         37 |          1        0.02        0.90
         49 |          1        0.02        0.92
         50 |          1        0.02        0.93
         55 |          1        0.02        0.95
         63 |          1        0.02        0.96
         76 |          1        0.02        0.98
         87 |          1        0.02        1.00
        101 |          1        0.02        1.01
        106 |          1        0.02        1.03
        115 |          1        0.02        1.04
        175 |          1        0.02        1.06
        210 |          1        0.02        1.08
        594 |          1        0.02        1.09
        748 |          1        0.02        1.11
        773 |          1        0.02        1.12
          . |      6,157       98.88      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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