Summary statistics for b_1_c0_20 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- b_1_c0_20 | 154 503279.3 2024843 -1.26e+07 9764911 by Jean Roth , jroth@nber.org , 24 Aug 2018