Summary statistics for g2_1_c1_13 variable in snf_rollup2540_96_1995 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_1_c1_13 | 108 1261902 2526006 -40067 1.43e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018