Summary statistics for fy_bgn_dt variable in snf_rpt2540_96_2010 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   fy_bgn_dt |     14,426    18289.22    78.34566      18171      18534

by Jean Roth , jroth@nber.org , 17 Feb 2018