Frequencies for s2_c1_2602 variable in hcris2552_96_2010 dataset :

 s2_c1_2602 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      3,848       99.92       99.92
   01/01/10 |          1        0.03       99.95
   10/01/09 |          1        0.03       99.97
   10/01/10 |          1        0.03      100.00
------------+-----------------------------------
      Total |      3,851      100.00

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