Summary statistics for d3_ipf_c3_91 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d3_ipf_c3_91 | 1,100 51490.26 66563.94 7 794511 by Jean Roth , jroth@nber.org , 24 Aug 2018