Summary statistics for d_4_ipf_c2_200 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_ipf_c2~0 | 79 448953.7 626753.1 3904 4834459 by Jean Roth , jroth@nber.org , 24 Aug 2018