Summary statistics for g_c1thr4_3 variable in hosp_rollup2552_96_1997 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_3 | 523 2.40e+08 5.41e+09 -1.02e+07 1.24e+11 by Jean Roth , jroth@nber.org , 5 Sep 2018