Summary statistics for g2_c1_10 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g2_c1_10 | 3,296 1.81e+07 3.60e+07 -686 7.40e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018