Frequencies for d_4_hos_c4_69 variable in prds_hosp10_yr2017 dataset :

Electrocard |
     iology |
    D00A184 |
      06900 |
      00400 |      Freq.     Percent        Cum.
------------+-----------------------------------
      25209 |          1        0.03        0.03
      82692 |          1        0.03        0.05
     204302 |          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