Frequencies for fyear variable in hcris2552_10_2013 dataset :

      fyear |      Freq.     Percent        Cum.
------------+-----------------------------------
       2013 |      6,248      100.00      100.00
------------+-----------------------------------
      Total |      6,248      100.00

by Jean Roth , jroth@nber.org , 23 Aug 2018