Summary statistics for d1_irf_c1_27 variable in prds_hosp10_yr2017 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_irf_c1_27 | 490 5631456 4988670 7485 3.43e+07 by Jean Roth , jroth@nber.org , 26 Oct 2018