condition	mean	min	max
4 h after light	23.986449999999998	22.762	25.2109
8 h after light	21.717550000000003	21.3529	22.0822
12 h after light	20.0914	19.7324	20.4504
4 h after dark	23.261400000000002	19.7682	26.7546
8 h after dark	24.5768	23.3784	25.7752
12 h after dark	29.30605	27.6773	30.9348