Summary statistics for g2_1_c2_13 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_1_c2_13 | 116 9270480 3.13e+07 -2 2.82e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018