condition	mean	min	max
4 h after light	1.577515	1.44839	1.70664
8 h after light	2.168855	1.98025	2.35746
12 h after light	2.1072300000000004	2.01988	2.19458
4 h after dark	4.159355	4.13006	4.18865
8 h after dark	2.84978	2.47177	3.22779
12 h after dark	2.6314	2.43346	2.82934