Summary statistics for h4_2_hha1_c2_12 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- h4_2~1_c2_12 | 738 22695.76 54878.18 1111 760805 by Jean Roth , jroth@nber.org , 24 Aug 2018