Summary statistics for op_charges variable in csts_chrgs2552_96_1996 dataset :

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
  op_charges |      5,291    2.62e+07    3.64e+07          6   4.71e+08

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