condition	mean	min	max
4 h after light	15.0663	14.5288	15.6038
8 h after light	25.3609	22.9545	27.7673
12 h after light	23.98855	23.4781	24.499
4 h after dark	23.1993	22.1795	24.1678
8 h after dark	19.1012	17.8785	20.1138
12 h after dark	17.976200000000002	16.344	20.3534