Summary statistics for s3_1_c6_3 variable in snf_rollup2540_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c6_3 | 2,887 8496.328 10884.39 2 140802 by Jean Roth , jroth@nber.org , 17 Feb 2018