Summary statistics for d_2_sub2_c6_40 variable in hosp_rollup2552_96_1997 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_40 | 277 66.78339 203.9186 1 2409 by Jean Roth , jroth@nber.org , 5 Sep 2018