Summary statistics for a7_1_c3_2 variable in hcris2552_10_2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_1_c3_2 | 22 1225086 4669531 -870715 2.20e+07 by Jean Roth , jroth@nber.org , 23 Aug 2018