Summary statistics for g_c1thr4_52 variable in hosp_rollup2552_96_2009 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_52 | 6,197 1.51e+08 3.45e+08 -2.85e+08 5.34e+09 by Jean Roth , jroth@nber.org , 21 Apr 2018