Frequencies for s2_1_c1_56 variable in prds_hosp10_yr2011 dataset :

 s2_1_c1_56 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |         70        1.14        1.14
          N |      4,840       78.70       79.84
          Y |      1,240       20.16      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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