Summary statistics for g_c1thr4_31 variable in hosp_rollup2552_96_2003 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_31 | 3,143 2232958 8451332 -1.72e+08 1.63e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018