Summary statistics for g_c1thr4_36 variable in snf_rollup2540_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_36 | 9,475 48520.27 204988.2 -2035104 1.32e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018