Summary statistics for e_b_sub2_c1_30 variable in hosp_rollup2552_96_1999 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- e_b_sub2_~30 | 6 38.66667 61.15118 -1 151 by Jean Roth , jroth@nber.org , 7 Sep 2018