Summary statistics for d_2_sub1_c6_54 variable in hosp_rollup2552_96_2003 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~1_c6_54 | 344 63.5436 115.1167 -162 734 by Jean Roth , jroth@nber.org , 21 Apr 2018