Summary statistics for d1_hos_c1_49 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d1_hos_c1_49 | 6,015 2.20e+07 3.67e+07 3426 5.71e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018