Frequencies for s2_1_c1_125 variable in hcris2552_10_2011 dataset :

 transplant |
    center? |
      (y/n) |
    s200001 |
12500 00100 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |        251        4.08        4.08
          N |      5,677       92.31       96.39
          Y |        222        3.61      100.00
------------+-----------------------------------
      Total |      6,150      100.00

by Jean Roth , jroth@nber.org , 23 Aug 2018