condition	mean	min	max
0 h after light	4.4603	4.4457	4.4749
4 h after light	4.334125	4.24169	4.42656
8 h after light	4.430045	4.1541	4.70599
4 h after dark	4.5067450000000004	4.06322	4.95027
8 h after dark	4.84568	4.79963	4.89173
12 h after dark	4.285515	3.91069	4.66034