Summary statistics for g_c1thru4_11 variable in prds_hosp10_yr2011 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_11 | 5,864 4.86e+07 1.23e+08 -1.30e+09 2.77e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018