Frequencies for s2_1_c1_22 variable in prds_hosp10_yr2011 dataset :

 s2_1_c1_22 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         70        1.14        1.14
          N |      3,248       52.81       53.95
          Y |      2,832       46.05      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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