Frequencies for s2_c1_2602 variable in hcris2552_96_2003 dataset :

 s2_c1_2602 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,187       99.90       99.90
   01/01/03 |          1        0.02       99.92
   01/01/04 |          1        0.02       99.94
   06/01/03 |          1        0.02       99.95
   07/01/03 |          2        0.03       99.98
   10/01/03 |          1        0.02      100.00
------------+-----------------------------------
      Total |      6,193      100.00

by Jean Roth , jroth@nber.org , 8 Sep 2018