condition	mean	min	max
4 h after light	5557.5	5557.5	5557.5
8 h after light	5329.7	5023.5	5635.9
12 h after light	5370.1	5172.1	5568.1
4 h after dark	4514.9	4090.6	4939.2
8 h after dark	4863.5	4515.3	5211.7
12 h after dark	4744.65	4617.5	4871.8