Summary statistics for d1_ipf_c1_52 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_ipf_c1_52 | 1,162 224232.1 236797.9 126 2696250 by Jean Roth , jroth@nber.org , 24 Aug 2018