Summary statistics for d_2_sub1_c8_51 variable in hosp_rollup2552_96_2011 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_sub1_~51 | 4 6474.25 10999.04 50 22943 by Jean Roth , jroth@nber.org , 21 Apr 2018