Frequencies for s5_c2_21 variable in prds_hosp10_yr2012 dataset :

   s5_c2_21 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,167       99.04       99.04
          N |          1        0.02       99.05
          X |         59        0.95      100.00
------------+-----------------------------------
      Total |      6,227      100.00

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