Summary statistics for itm_val_num variable in snf_nmrc2540_96_2008_long datase

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
 itm_val_num |  9,030,137    569153.3     3517315  -3.64e+08   1.13e+09

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