Frequencies for s2_1_c1_22 variable in prds_hosp10_yr2012 dataset :

 s2_1_c1_22 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         98        1.57        1.57
          N |      3,277       52.63       54.20
          Y |      2,852       45.80      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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