Summary statistics for g_c1thr4_1 variable in hosp_rollup2552_96_2010 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_1 | 3,837 1.09e+07 4.27e+07 -1.83e+08 1.12e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018