Summary statistics for g_c1thr4_37 variable in snf_rollup2540_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_37 | 4,105 469556.3 1843132 -9922292 5.30e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018