Summary statistics for g_c1thru4_40 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_40 | 3,011 5170138 3.28e+07 -9.84e+07 1.44e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018