Frequencies for s2_c1_2602 variable in hcris2552_96_2006 dataset :

 s2_c1_2602 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,222       99.82       99.82
   01/01/05 |          1        0.02       99.84
   01/01/06 |          2        0.03       99.87
   01/01/07 |          2        0.03       99.90
   07/01/06 |          4        0.06       99.97
   10/01/05 |          1        0.02       99.98
   10/01/06 |          1        0.02      100.00
------------+-----------------------------------
      Total |      6,233      100.00

by Jean Roth , jroth@nber.org , 10 Sep 2018