Summary statistics for g_c1thru4_28 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_28 | 219 -8267784 2.94e+07 -2.81e+08 1.33e+07 by Jean Roth , jroth@nber.org , 24 Aug 2018