Summary statistics for b_1_c0_56 variable in snf_rollup2540_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_56 | 29 632428.4 2741085 -18469 1.48e+07 by Jean Roth , jroth@nber.org , 17 Feb 2018