Summary statistics for g2_1_c1_1 variable in snf_rollup2540_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_1_c1_1 | 12,271 4648737 2.34e+07 650 8.05e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018