Summary statistics for g_c1thr4_9 variable in hosp_rollup2552_96_2009 dataset : Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- g_c1thr4_9 | 3,130 8812203 4.96e+07 -7.32e+08 9.32e+08 by Jean Roth , jroth@nber.org , 21 Apr 2018