Summary statistics for a_c1_7 variable in snf_rollup2540_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c1_7 |     10,943    161049.9    172562.6      -3616    3209043

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