Summary statistics for d_5_sub1_c9_39 variable in hosp_rollup2552_96_2007 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_5_~1_c9_39 | 21 9523.952 38552.18 1 177619 by Jean Roth , jroth@nber.org , 21 Apr 2018