Summary statistics for d_2_sub2_c6_48 variable in hosp_rollup2552_96_2004 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c6_48 | 43 82.25581 290.6676 1 1913 by Jean Roth , jroth@nber.org , 21 Apr 2018