Summary statistics for g_c1thru4_45 variable in prds_hosp10_yr2012 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thru4_45 | 5,931 2.56e+07 9.94e+07 -1.94e+09 3.41e+09 by Jean Roth , jroth@nber.org , 24 Aug 2018