Summary statistics for g_c1thr4_13 variable in snf_rollup2540_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_13 | 5,246 246747 781017.4 -31096 2.11e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018