Summary statistics for d_2_sub2_c6_54 variable in hosp_rollup2552_96_2003 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_54 | 143 69.27972 175.6926 1 1608 by Jean Roth , jroth@nber.org , 21 Apr 2018