Frequencies for s2_c1_02600 variable in hcris2552_96_1997 dataset :

s2_c1_02600 |      Freq.     Percent        Cum.
------------+-----------------------------------
          1 |        777       12.18       12.18
          3 |          1        0.02       12.19
          . |      5,602       87.81      100.00
------------+-----------------------------------
      Total |      6,380      100.00

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