Summary statistics for g_c1thr4_39 variable in hosp_rollup2552_96_2009 dataset Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_39 | 90 1.96e+07 9.61e+07 -1.84e+08 7.38e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018