Summary statistics for fy_bgn_dt variable in snf_rpt2540_10_2015 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   fy_bgn_dt |     15,395    20117.89     78.4636      19997      20361

by Jean Roth , jroth@nber.org , 19 Apr 2018