Summary statistics for b_1_c9_16 variable in snf_rollup2540_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c9_16 | 11,659 348501.4 417141.1 14 1.00e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018