Summary statistics for d_2_sub2_c8_61 variable in hosp_rollup2552_96_1998 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c8_61 | 465 538.6667 991.3145 1 8758 by Jean Roth , jroth@nber.org , 6 Sep 2018