Summary statistics for a_c6_40 variable in hcris2552_10_2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- a_c6_40 | 869 -377516.8 906745.7 -1.28e+07 1.16e+07 by Jean Roth , jroth@nber.org , 23 Aug 2018