Summary statistics for g_c1thru4_27 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_27 | 271 9063220 3.03e+07 -3873264 4.45e+08 by Jean Roth , jroth@nber.org , 24 Aug 2018