Summary statistics for d3_ipf_c2_200 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d3_ipf_c2~00 | 1,153 2022889 2463444 2299 3.38e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018