Summary statistics for d3_ipf_c2_54 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d3_ipf_c2_54 | 1,148 90723.1 150056.5 151 2925134 by Jean Roth , jroth@nber.org , 24 Aug 2018