Summary statistics for d_2_sub1_c6_55 variable in hosp_rollup2552_96_2009 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~1_c6_55 | 257 365.3774 2947.709 1 45498 by Jean Roth , jroth@nber.org , 21 Apr 2018