condition	mean	min	max
4 h after light	1.3304756666666666	0.669747	2.18743
8 h after light	1.364524	0.427852	2.19186
12 h after light	1.7405266666666666	1.38716	2.35653
4 h after dark	1.66438	0.89774	2.06711
8 h after dark	0.9095503333333333	0.496863	1.37779
12 h after dark	1.037393	0.970779	1.08763