Summary statistics for c_1_c6_03143 variable in hcris2552_96_1998 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_03143 | 4 8739730 1.68e+07 2125 3.39e+07 by Jean Roth , jroth@nber.org , 6 Sep 2018