Summary statistics for d_5_sub1_c9_48 variable in hosp_rollup2552_96_1997 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_5_~1_c9_48 | 2 616.5 113.8442 536 697 by Jean Roth , jroth@nber.org , 5 Sep 2018