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

       fire |
 occurrence |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,654       86.54       86.54
          1 |        332        3.32       89.86
          . |      1,014       10.14      100.00
------------+-----------------------------------
      Total |     10,000      100.00

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