Summary statistics for g_c1thr4_6 variable in hosp_rollup2552_96_2000 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_6 | 4,426 9850600 2.42e+07 -2489056 7.95e+08 by Jean Roth , jroth@nber.org , 8 Sep 2018