Summary statistics for g_c1thr4_20 variable in hosp_rollup2552_96_2002 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_20 | 844 4117659 1.82e+07 -6.43e+07 4.34e+08 by Jean Roth , jroth@nber.org , 10 Sep 2018