condition	mean	min	max
4 h after light	1.187003	0.875766	1.49824
8 h after light	1.74547	1.59036	1.90058
12 h after light	1.29678	1.18911	1.40445
4 h after dark	2.42233	2.11558	2.72908
8 h after dark	1.5954	1.40048	1.79032
12 h after dark	1.561715	1.36588	1.75755