Summary statistics for d1_ipf_c1_41 variable in prds_hosp10_yr2014 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_ipf_c1_41 | 1,148 2328008 1963517 24780 1.82e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018