Summary statistics for g2_c2_28 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_c2_28 | 5,442 1.86e+08 3.09e+08 -917 6.82e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018