Frequencies for d_4_irf_c11_55 variable in prds_hosp10_yr2017 dataset :

Radiology-T |
 herapeutic |
    D00C184 |
      05500 |
      01100 |      Freq.     Percent        Cum.
------------+-----------------------------------
          2 |          1        0.03        0.03
          3 |          1        0.03        0.05
          6 |          1        0.03        0.08
          7 |          1        0.03        0.11
          8 |          1        0.03        0.13
          9 |          2        0.05        0.19
         10 |          1        0.03        0.21
         14 |          1        0.03        0.24
         17 |          1        0.03        0.27
         34 |          1        0.03        0.29
         54 |          1        0.03        0.32
        174 |          1        0.03        0.35
          . |      3,736       99.65      100.00
------------+-----------------------------------
      Total |      3,749      100.00

by Jean Roth , jroth@nber.org , 26 Oct 2018