Summary statistics for d1_ipf_c1_53 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_ipf_c1_53 | 1,132 2482473 2192276 3208 1.85e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018