Summary statistics for s3_p2_02200 variable in hcris2552_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_p2_02200 | 5,985 2911112 4968847 -3981 9.31e+07 by Jean Roth , jroth@nber.org , 6 Sep 2018