Summary statistics for d_2_sub1_c8_51 variable in hosp_rollup2552_96_2009 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~1_c8_51 | 806 9576.644 19483.88 1 148472 by Jean Roth , jroth@nber.org , 21 Apr 2018