Summary statistics for d_2_sub1_c8_61 variable in hosp_rollup2552_96_2009 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~1_c8_61 | 1,418 2424.963 4742.045 1 71669 by Jean Roth , jroth@nber.org , 21 Apr 2018