Frequencies for s2_c1_2601 variable in hcris2552_96_1998 dataset :

 s2_c1_2601 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      5,543       87.61       87.61
 01/01/1998 |        204        3.22       90.83
   01/01/98 |         22        0.35       91.18
   01/23/98 |          1        0.02       91.20
 02/01/1998 |          7        0.11       91.31
 03/01/1998 |          7        0.11       91.42
   03/01/98 |          1        0.02       91.43
 03/12/1998 |          2        0.03       91.47
 04/01/1998 |         25        0.40       91.86
   04/01/98 |          3        0.05       91.91
 04/17/1998 |          2        0.03       91.94
   04/25/99 |          1        0.02       91.96
 04/30/1998 |          1        0.02       91.97
 05/01/1998 |         19        0.30       92.27
 06/01/1998 |         10        0.16       92.43
   06/01/98 |          2        0.03       92.46
 06/10/1998 |          1        0.02       92.48
 06/11/1998 |          1        0.02       92.49
 06/28/1998 |          1        0.02       92.51
 07/01/1998 |        271        4.28       96.79
   07/01/98 |         21        0.33       97.12
 07/02/1998 |          1        0.02       97.14
 08/01/1998 |          4        0.06       97.20
   08/01/98 |          4        0.06       97.27
 09/01/1998 |          8        0.13       97.39
   09/01/98 |          3        0.05       97.44
 09/25/1998 |          1        0.02       97.46
 09/27/1998 |          1        0.02       97.47
 10/01/1997 |        140        2.21       99.68
   10/01/97 |          4        0.06       99.75
 10/02/1997 |          1        0.02       99.76
 10/17/1997 |          1        0.02       99.78
 11/01/1997 |          8        0.13       99.91
 11/01/1998 |          1        0.02       99.92
 12/01/1997 |          5        0.08      100.00
------------+-----------------------------------
      Total |      6,327      100.00

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