Summary statistics for g_c1thr4_23 variable in snf_rollup2540_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_23 | 9,452 670048.7 1460476 -817519 6.43e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018