Summary statistics for b_1_c18_58 variable in snf_rollup2540_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c18_58 | 1,472 46142.6 340012.4 -402351 6223315 by Jean Roth , jroth@nber.org , 17 Feb 2018