Summary statistics for g_c1thr4_9 variable in snf_rollup2540_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_9 | 3,051 238016.1 1503233 -1.84e+07 5.17e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018