Summary statistics for d_2_sub2_c6_56 variable in hosp_rollup2552_96_1997 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_56 | 456 1451.276 2023.939 5 17937 by Jean Roth , jroth@nber.org , 5 Sep 2018