Summary statistics for d_4_ipf_c2_200 variable in prds_hosp10_yr2016 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_ipf_c2~0 | 65 537380.3 636628.5 3173 3883905 by Jean Roth , jroth@nber.org , 23 Aug 2018