Summary statistics for b_1_c18_62 variable in snf_rollup2540_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_62 | 394 454397.6 2643341 -227 4.15e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018