Summary statistics for d_2_sub2_c6_63 variable in hosp_rollup2552_96_2004 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_63 | 21 4355.714 15768.84 2 71886 by Jean Roth , jroth@nber.org , 21 Apr 2018