Summary statistics for a_c1_10 variable in snf_rollup2540_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c1_10 |      3,654    18532.59    19940.08      -3293     463658

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