Summary statistics for s3_1_c6_3 variable in snf_rollup2540_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c6_3 | 9,081 14564.74 14932.39 3 190205 by Jean Roth , jroth@nber.org , 17 Feb 2018