Summary statistics for op_charges variable in csts_chrgs2552_96_2006 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  op_charges |      5,752    9.77e+07    1.56e+08          6   2.57e+09

by Jean Roth , jroth@nber.org , 6 Sep 2018