Summary statistics for e3_2_ipf_c1_10 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e3_2_ipf_~10 | 170 .0784008 .0873213 .000425 .451124 by Jean Roth , jroth@nber.org , 24 Aug 2018