Frequencies for d_4_sub2_c11_65 variable in prds_hosp10_yr2017 dataset :

Respiratory |
    Therapy |
    D02D184 |
      06500 |
      01100 |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      3,749      100.00      100.00
------------+-----------------------------------
      Total |      3,749      100.00

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