Frequencies for d_4_hos_c4_60 variable in prds_hosp10_yr2016 dataset :

d_4_hos_c4_ |
         60 |      Freq.     Percent        Cum.
------------+-----------------------------------
          . |      6,182      100.00      100.00
------------+-----------------------------------
      Total |      6,182      100.00

by Jean Roth , jroth@nber.org , 23 Aug 2018