condition	mean	min	max
4 h after light	2.690395	2.65865	2.72214
8 h after light	1.84551	1.61364	2.07738
12 h after light	1.24769	1.14916	1.34622
4 h after dark	1.3107	1.17971	1.3901
8 h after dark	0.881499	0.612329	1.11377
12 h after dark	2.0580466666666664	1.83208	2.27234