Summary statistics for h4_2_hha1_c2_30 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- h4_2~1_c2_30 | 70 -1493.243 10211.15 -83728 6631 by Jean Roth , jroth@nber.org , 24 Aug 2018