Summary statistics for a_c6_9 variable in snf_rollup2540_96_2001 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c6_9 |      2,216     2285.65    28370.89    -455869     263152

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