Summary statistics for d1_ipf_c1_37 variable in prds_hosp10_yr2017 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_ipf_c1_37 | 724 7482592 9456772 2049 1.36e+08 by Jean Roth , jroth@nber.org , 26 Oct 2018