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

       Fire |
 Occurrence |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,827       88.27       88.27
          1 |        276        2.76       91.03
          . |        897        8.97      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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