Summary statistics for d_2_sub1_c6_42 variable in hosp_rollup2552_96_2005 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~1_c6_42 | 75 146.2533 270.1478 1 1389 by Jean Roth , jroth@nber.org , 21 Apr 2018