Summary statistics for b_1_c18_62 variable in snf_rollup2540_96_2002 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_62 | 281 645833.3 3809722 -19101 5.06e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018