Summary statistics for d_2_sub2_c6_49 variable in hosp_rollup2552_96_2007 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_49 | 137 257.4234 1084.045 1 12007 by Jean Roth , jroth@nber.org , 21 Apr 2018