Summary statistics for d_2_sub2_c8_39 variable in hosp_rollup2552_96_1997 datas Variable | Obs Mean Std. Dev. Min Max -------------+--------------------------------------------------------- d_2_~2_c8_39 | 27 30.74074 32.66213 1 106 by Jean Roth , jroth@nber.org , 5 Sep 2018