condition	mean	min	max
0 h after light	3.368105	3.2227	3.51351
4 h after light	3.1140800000000004	3.10727	3.12089
8 h after light	2.62652	2.55216	2.70088
4 h after dark	3.4776	3.16614	3.78906
8 h after dark	3.50128	3.47699	3.52557
12 h after dark	3.35567	3.34576	3.36558