Frequencies for first 10,000 rows of rateeffectivedate variable in rate2014 dataset :

       Rate |
  Effective |
       Date |      Freq.     Percent        Cum.
------------+-----------------------------------
 2014-01-01 |      5,032       50.32       50.32
 2014-04-01 |      1,656       16.56       66.88
 2014-07-01 |      1,656       16.56       83.44
 2014-10-01 |      1,656       16.56      100.00
------------+-----------------------------------
      Total |     10,000      100.00

by Jean Roth , jroth@nber.org , 6 Oct 2016