Summary statistics for s3_1_c22_8 variable in snf_rollup2540_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c22_8 | 8 6.5425 8.889862 .01 27.05 by Jean Roth , jroth@nber.org , 17 Feb 2018