Summary statistics for g3_c1_11 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g3_c1_11 | 1,042 301215.5 1327152 -3415662 2.54e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018