Summary statistics for g_c1thru4_31 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_31 | 2,615 6.75e+07 2.57e+08 -1.31e+07 3.62e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018