Summary statistics for d_2_sub2_c6_37 variable in hosp_rollup2552_96_2001 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_37 | 387 549.5814 1442.031 1 19009 by Jean Roth , jroth@nber.org , 9 Sep 2018