Summary statistics for g_c1thr4_31 variable in hosp_rollup2552_96_2002 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_31 | 3,108 2187561 7407683 -1880550 2.08e+08 by Jean Roth , jroth@nber.org , 10 Sep 2018