Summary statistics for c_1_c6_05401 variable in hcris2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_05401 | 49 3081622 1.01e+07 37 6.47e+07 by Jean Roth , jroth@nber.org , 6 Sep 2018