condition	mean	min	max
4 h after light	22.6586	21.759	23.5582
8 h after light	10.582515	7.60803	13.557
12 h after light	15.57245	12.0993	19.0456
4 h after dark	12.532033333333333	11.2016	15.0865
8 h after dark	19.4346	15.3867	24.9109
12 h after dark	20.704266666666665	18.3621	21.9605