Frequencies for s2_c1_02603 variable in hcris2552_96_2004 dataset :

s2_c1_02603 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |         19        0.30        0.30
          . |      6,246       99.70      100.00
------------+-----------------------------------
      Total |      6,265      100.00

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