condition	mean	min	max
4 h after light	1.947485	1.87037	2.0246
8 h after light	3.1741099999999998	2.95443	3.39379
12 h after light	4.456335	4.21513	4.69754
4 h after dark	6.521459999999999	4.28774	8.75518
8 h after dark	4.700585	4.4388	4.96237
12 h after dark	3.21217	2.56188	3.86246