Frequencies for c_1_c7_03240 variable in hcris2552_96_2010 dataset :

c_1_c7_0324 |
          0 |      Freq.     Percent        Cum.
------------+-----------------------------------
     984005 |          1        0.03        0.03
    2383680 |          1        0.03        0.05
    8061242 |          1        0.03        0.08
   1.68e+07 |          1        0.03        0.10
          . |      3,847       99.90      100.00
------------+-----------------------------------
      Total |      3,851      100.00

by Jean Roth , jroth@nber.org , 1 Sep 2018