Summary statistics for g_c1thr4_9 variable in hosp_rollup2552_96_2003 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_9 | 2,955 5283532 3.46e+07 -1.97e+08 1.07e+09 by Jean Roth , jroth@nber.org , 12 Sep 2018