Summary statistics for g_c1thr4_4 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_4 | 5,848 2.38e+07 4.60e+07 -6.39e+07 9.63e+08 by Jean Roth , jroth@nber.org , 12 Sep 2018