condition	mean	min	max
4 h after light	1.6898900000000001	1.6009	1.77888
8 h after light	1.358455	1.28684	1.43007
12 h after light	1.6428	1.42987	1.85573
4 h after dark	2.79334	2.71924	2.86744
8 h after dark	2.95532	2.72507	3.18557
12 h after dark	2.18555	2.14179	2.22931