Summary statistics for d_4_irf_c6_200 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_4_irf_c6~0 | 344 735859.1 1021868 440 8660282 by Jean Roth , jroth@nber.org , 24 Aug 2018