Summary statistics for a_c1_6 variable in snf_rollup2540_96_2000 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c1_6 |     10,973    55645.89    53899.67     -41222    1553256

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