Frequencies for first 10,000 rows of transfer variable in nhamcsed1997 dataset :

transferred |
   to other |
   facility |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      9,812       98.12       98.12
          1 |        188        1.88      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 28 Mar 2016