Summary statistics for h4_2_hha1_c2_17 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- h4_2~1_c2_17 | 32 598.75 1772.736 -2055 8144 by Jean Roth , jroth@nber.org , 24 Aug 2018