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

       fire |
 occurrence |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,708       87.08       87.08
          1 |        339        3.39       90.47
          . |        953        9.53      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Oct 2016