Summary statistics for d1_irf_c1_48 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_irf_c1_48 | 906 1425668 1202477 5320 1.03e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018