Frequencies for s3_1_c4_01802 variable in hcris2552_96_2004 dataset :

s3_1_c4_018 |
         02 |      Freq.     Percent        Cum.
------------+-----------------------------------
       3211 |          1        0.02        0.02
       6945 |          1        0.02        0.03
      18699 |          1        0.02        0.05
          . |      6,262       99.95      100.00
------------+-----------------------------------
      Total |      6,265      100.00

by Jean Roth , jroth@nber.org , 9 Sep 2018