Frequencies for d_4_irf_c13_90 variable in prds_hosp10_yr2017 dataset :

     Clinic |
    D00C184 |
      09000 |
      01300 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |          1        0.03        0.03
          5 |          1        0.03        0.05
         98 |          1        0.03        0.08
          . |      3,746       99.92      100.00
------------+-----------------------------------
      Total |      3,749      100.00

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