Summary statistics for g_c1thr4_36 variable in hosp_rollup2552_96_2009 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_36 | 6,163 2.50e+07 7.98e+07 -5.22e+08 2.71e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018