Summary statistics for a7_1_c2_10 variable in hcris2552_10_2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a7_1_c2_10 | 5,504 1.20e+07 4.07e+07 -4.15e+07 1.08e+09 by Jean Roth , jroth@nber.org , 23 Aug 2018