Summary statistics for g_c1thr4_34 variable in snf_rollup2540_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_34 | 13,652 571088.1 1828717 -7464829 7.67e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018