Summary statistics for g_c1thr4_4 variable in hosp_rollup2552_96_1999 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_4 | 5,775 1.93e+07 3.69e+07 -2.62e+07 1.27e+09 by Jean Roth , jroth@nber.org , 7 Sep 2018