Frequencies for s5_c2_21 variable in prds_hosp10_yr2013 dataset :

   s5_c2_21 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,192       99.10       99.10
          X |         56        0.90      100.00
------------+-----------------------------------
      Total |      6,248      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018