Summary statistics for d_2_ipf_c5_65 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_ipf_c~65 | 1,077 833.727 2106.665 1 47658 by Jean Roth , jroth@nber.org , 24 Aug 2018