condition	mean	min	max
0 h after light	5.112395	4.43604	5.78875
4 h after light	3.185995	3.17077	3.20122
8 h after light	3.821795	3.75212	3.89147
4 h after dark	5.1367	5.07788	5.19552
8 h after dark	4.757395	4.44706	5.06773
12 h after dark	4.60281	4.34808	4.85754