Summary statistics for e_b_sub1_c1_18 variable in hosp_rollup2552_96_2009 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e_b_sub1_~18 | 31 421.3871 893.4782 1 3990 by Jean Roth , jroth@nber.org , 21 Apr 2018