Summary statistics for d_2_ipf_c5_50 variable in prds_hosp10_yr2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_ipf_~_50 | 248 2302.452 8542.162 -1 100159 by Jean Roth , jroth@nber.org , 24 Aug 2018