condition	mean	min	max
4 h after light	2.14638	1.57378	2.71898
8 h after light	1.34896	1.22931	1.46861
12 h after light	1.82792	1.18959	2.46625
4 h after dark	2.364335	1.78919	2.93948
8 h after dark	2.0510349999999997	1.57126	2.53081
12 h after dark	2.46258	2.32035	2.60481