Summary statistics for d_2_sub2_c6_40 variable in hosp_rollup2552_96_1998 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_40 | 283 134.0989 685.1019 1 9486 by Jean Roth , jroth@nber.org , 6 Sep 2018