Summary statistics for g_c1thr4_5 variable in hosp_rollup2552_96_2007 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_5 | 3,923 4245852 4.01e+07 -4.21e+08 1.86e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018