Summary statistics for s3_1_c16_3 variable in snf_rollup2540_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c16_3 | 878 407.2919 358.494 13.92 3561.2 by Jean Roth , jroth@nber.org , 17 Feb 2018