condition	mean	min	max
4 h after light	4497.2	4497.2	4497.2
8 h after light	5116.85	4813.0	5420.7
12 h after light	6275.75	5787.5	6764.0
4 h after dark	5683.45	4037.6	7329.3
8 h after dark	4883.85	4875.0	4892.7
12 h after dark	5557.45	4183.2	6931.7