Summary statistics for s3_3_c4_1 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- s3_3_c4_1 | 4,140 7.12e+07 1.16e+08 240981 1.99e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018