Summary statistics for g_c1thr4_18 variable in snf_rollup2540_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_18 | 6,230 293492.9 1186088 -8859426 4.43e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018