Summary statistics for itm_val_num variable in snf_nmrc2540_96_2003_long datase

    Variable |        Obs        Mean    Std. Dev.       Min        Max
-------------+---------------------------------------------------------
 itm_val_num |  8,298,604    443981.3     5113349  -9.82e+07   7.01e+09

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