Summary statistics for a_c2_9 variable in snf_rollup2540_96_1995 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
      a_c2_9 |        711    56371.08    112335.5       -327    1471883

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