Summary statistics for g_c1thr4_4 variable in hosp_rollup2552_96_2008 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_4 | 6,096 3.34e+07 6.45e+07 -1.92e+07 1.32e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018