Summary statistics for d_2_sub2_c6_55 variable in hosp_rollup2552_96_1999 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_55 | 470 757.2702 1946.733 1 28287 by Jean Roth , jroth@nber.org , 7 Sep 2018