Frequencies for s3_1_c4_02801 variable in hcris2552_96_2010 dataset :

s3_1_c4_028 |
         01 |      Freq.     Percent        Cum.
------------+-----------------------------------
         21 |          1        0.03        0.03
        368 |          1        0.03        0.05
       2314 |          1        0.03        0.08
      10114 |          1        0.03        0.10
          . |      3,847       99.90      100.00
------------+-----------------------------------
      Total |      3,851      100.00

by Jean Roth , jroth@nber.org , 1 Sep 2018