Summary statistics for g_c1thr4_41 variable in hosp_rollup2552_96_2009 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_41 | 3,674 3.10e+07 9.49e+07 -6.96e+08 1.12e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018