Frequencies for c_1_c7_04300 variable in hcris2552_96_2011 dataset :

c_1_c7_0430 |
          0 |      Freq.     Percent        Cum.
------------+-----------------------------------
     317151 |          1        2.94        2.94
     766167 |          1        2.94        5.88
    1341981 |          1        2.94        8.82
    1784305 |          1        2.94       11.76
          . |         30       88.24      100.00
------------+-----------------------------------
      Total |         34      100.00

by Jean Roth , jroth@nber.org , 2 Sep 2018