Frequencies for s5_c2_21 variable in prds_hosp10_yr2011 dataset :

   s5_c2_21 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,094       99.09       99.09
          N |          1        0.02       99.11
          X |         55        0.89      100.00
------------+-----------------------------------
      Total |      6,150      100.00

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