Frequencies for c_1_c6_03031 variable in hcris2552_96_1998 dataset :

c_1_c6_0303 |
          1 |      Freq.     Percent        Cum.
------------+-----------------------------------
      28729 |          1        0.02        0.02
    2557804 |          1        0.02        0.03
          . |      6,325       99.97      100.00
------------+-----------------------------------
      Total |      6,327      100.00

by Jean Roth , jroth@nber.org , 6 Sep 2018