condition	mean	min	max
0 h after light	4.148865	3.8572	4.44053
4 h after light	4.12851	3.99018	4.26684
8 h after light	4.985810000000001	4.57741	5.39421
4 h after dark	5.7661	5.5977	5.9345
8 h after dark	5.60064	5.55465	5.64663
12 h after dark	3.81426	3.59256	4.03596