Summary statistics for a_c1_7 variable in snf_rollup2540_96_2003 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c1_7 |     11,490    141884.3    156173.7      -5713    2403305

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