Frequencies for s10_c1_3 variable in prds_hosp10_yr2011 dataset :

   s10_c1_3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,015       32.76       32.76
          N |      1,333       21.67       54.44
          Y |      2,802       45.56      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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