Summary statistics for d_2_sub2_c6_43 variable in hosp_rollup2552_96_2009 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_43 | 31 19.93548 28.57381 1 107 by Jean Roth , jroth@nber.org , 21 Apr 2018