Summary statistics for a7_3_c15_3 variable in hcris2552_10_2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_3_c15_3 | 6,124 8463672 1.60e+07 -7319473 3.06e+08 by Jean Roth , jroth@nber.org , 23 Aug 2018