Summary statistics for b_1_c0_31 variable in snf_rollup2540_96_1997 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
   b_1_c0_31 |        269    22019.71    28519.03         -2     220293

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