Summary statistics for g2_1_c1_13 variable in snf_rollup2540_96_2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_1_c1_13 | 125 2186285 5240366 -237972 3.36e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018