Summary statistics for g2_2_c2_15 variable in snf_rollup2540_96_1996 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_2_c2_15 | 9,606 5106488 4471474 -110608 1.07e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018