Summary statistics for c_1_c6_4501 variable in hcris2552_10_2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- c_1_c6_4501 | 4 3.63e+07 3.05e+07 5528898 6.29e+07 by Jean Roth , jroth@nber.org , 23 Aug 2018