Summary statistics for g_c1thr4_18 variable in snf_rollup2540_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_18 | 5,265 293903.5 1398246 -432976 3.76e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018