Frequencies for d_4_irf_c13_70 variable in prds_hosp10_yr2017 dataset :

Electroence |
phalography |
    D00C184 |
      07000 |
      01300 |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      3,749      100.00      100.00
------------+-----------------------------------
      Total |      3,749      100.00

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