Summary statistics for d_2_sub1_c6_47 variable in hosp_rollup2552_96_2010 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~1_c6_47 | 20 74.4 256.9435 1 1156 by Jean Roth , jroth@nber.org , 21 Apr 2018