Summary statistics for g_c1thr4_18 variable in hosp_rollup2552_96_2004 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_18 | 5,142 3.20e+07 5.76e+07 -1799193 8.27e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018