Summary statistics for d_2_sub2_c6_63 variable in hosp_rollup2552_96_1997 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_63 | 39 169.8205 281.4552 2 1398 by Jean Roth , jroth@nber.org , 5 Sep 2018