Frequencies for first 10,000 rows of rnifla_2 variable in mort1975 dataset :

   rnifla_2 |      Freq.     Percent        Cum.
------------+-----------------------------------
          0 |      8,942       89.42       89.42
          1 |         14        0.14       89.56
          . |      1,044       10.44      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 22 Dec 2015