Summary statistics for g2_c2_28 variable in prds_hosp10_yr2015 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_c2_28 | 5,435 2.74e+08 4.78e+08 -1.17e+08 9.85e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018