Summary statistics for g2_1_c2_13 variable in snf_rollup2540_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_1_c2_13 | 76 1.03e+07 4.50e+07 -1450000 2.93e+08 by Jean Roth , jroth@nber.org , 17 Feb 2018