Frequencies for c_1_c6_03521 variable in hcris2552_96_1999 dataset :

c_1_c6_0352 |
          1 |      Freq.     Percent        Cum.
------------+-----------------------------------
        759 |          1        0.02        0.02
       3053 |          1        0.02        0.03
       3253 |          1        0.02        0.05
          . |      6,207       99.95      100.00
------------+-----------------------------------
      Total |      6,210      100.00

by Jean Roth , jroth@nber.org , 7 Sep 2018