Summary statistics for g_c1thru4_28 variable in prds_hosp10_yr2016 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_28 | 567 -9368422 3.87e+07 -6.56e+08 1.21e+07 by Jean Roth , jroth@nber.org , 23 Aug 2018