Summary statistics for s3_1_c23_3 variable in snf_rollup2540_96_1995 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c23_3 | 8 63.37875 48.2193 1.5 135.53 by Jean Roth , jroth@nber.org , 17 Feb 2018