Summary statistics for h4_2_hha1_c2_15 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- h4_2~1_c2_15 | 723 11521.64 37606.21 4 442044 by Jean Roth , jroth@nber.org , 24 Aug 2018