Summary statistics for a_c1_22 variable in snf_rollup2540_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c1_22 |        384    20438.47    42350.91          4     415822

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