Frequencies for c_1_c6_03220 variable in hcris2552_96_1996 dataset :

c_1_c6_0322 |
          0 |      Freq.     Percent        Cum.
------------+-----------------------------------
     205081 |          1        0.02        0.02
     347755 |          1        0.02        0.03
          . |      6,060       99.97      100.00
------------+-----------------------------------
      Total |      6,062      100.00

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