Summary statistics for e_b_sub2_c1_4 variable in hosp_rollup2552_96_2009 datase Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e_b_sub2_~_4 | 4 6990.5 3949.002 2218 11694 by Jean Roth , jroth@nber.org , 21 Apr 2018