Summary statistics for s3_1_c2_3 variable in snf_rollup2540_96_2001 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_1_c2_3 | 6,032 29062.36 19912.56 273 300030 by Jean Roth , jroth@nber.org , 17 Feb 2018