Summary statistics for g_c1thr4_37 variable in hosp_rollup2552_96_1997 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_37 | 1,639 2.55e+07 5.15e+07 -1.44e+07 5.83e+08 by Jean Roth , jroth@nber.org , 5 Sep 2018