Summary statistics for g_c1thr4_25 variable in hosp_rollup2552_96_2005 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_25 | 4,606 1.82e+07 6.48e+07 -8.79e+07 1.79e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018