Summary statistics for g2_1_c1_3 variable in snf_rollup2540_96_2005 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_1_c1_3 | 2,226 2869149 3130813 -235218 5.18e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018