Summary statistics for d1_ipf_c1_37 variable in hcris2552_10_2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_ipf_c1_37 | 1,137 7382244 9803119 65809 1.26e+08 by Jean Roth , jroth@nber.org , 23 Aug 2018