Summary statistics for d1_irf_c1_41 variable in hcris2552_10_2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_irf_c1_41 | 906 2656625 2288476 38071 2.04e+07 by Jean Roth , jroth@nber.org , 23 Aug 2018