Frequencies for fyear variable in hcris2552_96_2001 dataset :

      fyear |      Freq.     Percent        Cum.
------------+-----------------------------------
       2001 |      6,172      100.00      100.00
------------+-----------------------------------
      Total |      6,172      100.00

by Jean Roth , jroth@nber.org , 7 Sep 2018