Summary statistics for c_1_c5_06109 variable in hcris2552_96_2006 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c5_06109 | 4 7477317 1.32e+07 198624 2.73e+07 by Jean Roth , jroth@nber.org , 10 Sep 2018