condition	mean	min	max
4 h after light	4.774775	3.62894	5.92061
8 h after light	3.69585	3.54429	3.84741
12 h after light	2.2742050000000003	2.05464	2.49377
4 h after dark	3.24955	2.97007	3.51058
8 h after dark	4.10882	3.69771	4.36595
12 h after dark	4.337496666666667	4.11716	4.60111