Summary statistics for s4_hha3_c5_33 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s4_hha3_c5~3 | 2 9921.5 3.535534 9919 9924 by Jean Roth , jroth@nber.org , 24 Aug 2018