Summary statistics for a_c6_8 variable in snf_rollup2540_96_1998 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c6_8 |      9,401   -9826.069    59783.53   -2119027    1277348

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