Summary statistics for g_c1thr4_50 variable in hosp_rollup2552_96_2006 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_50 | 33 4.77e+07 1.53e+08 -2380230 8.34e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018