Summary statistics for a_c6_50 variable in snf_rollup2540_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
     a_c6_50 |          3      -91736    97772.96    -201726     -14691

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