Summary statistics for itm_val_num variable in snf_nmrc2540_10_2017_long datase

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
 itm_val_num |  1,668,747    534455.6     3610987  -1.58e+08   4.76e+08

by Jean Roth , jroth@nber.org , 19 Apr 2018