condition	mean	min	max
4 h after light	20.6801	19.7184	21.6418
8 h after light	22.417949999999998	22.3864	22.4495
12 h after light	27.29195	27.0715	27.5124
4 h after dark	27.981099999999998	27.9448	28.0174
8 h after dark	23.13775	22.5353	23.7402
12 h after dark	21.2516	20.7921	21.7111