Frequencies for s2_1_c1_38 variable in prds_hosp10_yr2012 dataset :

 s2_1_c1_38 |      Freq.     Percent        Cum.
------------+-----------------------------------
            |      6,003       96.40       96.40
 01/01/2012 |         60        0.96       97.37
 02/01/2012 |          3        0.05       97.41
 03/01/2012 |          5        0.08       97.49
 04/01/2012 |         11        0.18       97.67
 04/30/2012 |          1        0.02       97.69
 05/01/2012 |         10        0.16       97.85
 07/01/2012 |         62        1.00       98.84
 07/12/2012 |          1        0.02       98.86
 08/01/2012 |          1        0.02       98.88
 08/07/2012 |          1        0.02       98.89
 09/01/2012 |          3        0.05       98.94
 09/23/2012 |          1        0.02       98.96
 09/27/2012 |          1        0.02       98.97
 09/30/2012 |          2        0.03       99.00
 10/01/2011 |         54        0.87       99.87
 10/31/2012 |          1        0.02       99.89
 11/01/2011 |          4        0.06       99.95
 12/01/2011 |          3        0.05      100.00
------------+-----------------------------------
      Total |      6,227      100.00

by Jean Roth , jroth@nber.org , 24 Aug 2018