Frequencies for s10_c1_3 variable in prds_hosp10_yr2012 dataset :

   s10_c1_3 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      2,010       32.28       32.28
          N |      1,291       20.73       53.01
          Y |      2,926       46.99      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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