Summary statistics for g2_c1_40 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_c1_40 | 99 6597357 3.46e+07 -2528325 3.16e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018