Summary statistics for g_c1thr4_38 variable in snf_rollup2540_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_38 | 1,384 2266324 7950878 -7558405 1.13e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018