Summary statistics for d_2_sub2_c6_56 variable in hosp_rollup2552_96_1999 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_56 | 485 1155.039 1570.899 7 13860 by Jean Roth , jroth@nber.org , 7 Sep 2018