Summary statistics for g3_c1_28 variable in prds_hosp10_yr2013 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g3_c1_28 | 2,005 2019110 1.89e+07 -3.92e+08 1.81e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018