Summary statistics for g_c1thr4_22 variable in hosp_rollup2552_96_1998 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_22 | 2,926 2.33e+07 5.62e+07 -1.26e+07 9.51e+08 by Jean Roth , jroth@nber.org , 6 Sep 2018