Frequencies for first 10,000 rows of hospital variable in person dataset :

   Taken to |
   Hospital |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      4,338       43.38       43.38
          1 |      5,409       54.09       97.47
          9 |        253        2.53      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 18 Apr 2016