Summary statistics for d_2_sub1_c6_61 variable in hosp_rollup2552_96_2004 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~1_c6_61 | 490 394.9837 806.7225 1 9726 by Jean Roth , jroth@nber.org , 21 Apr 2018