Summary statistics for s3_1_c16_3 variable in snf_rollup2540_96_2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c16_3 | 76 302.6908 250.2758 51.22 1296.75 by Jean Roth , jroth@nber.org , 17 Feb 2018