condition	mean	min	max
4 h after light	2.6	2.6	2.6
8 h after light	2.65	1.7	3.6
12 h after light	2.55	1.8	3.3
4 h after dark	34.15	6.7	61.6
8 h after dark	1.7999999999999998	1.7	1.9
12 h after dark	5.2	4.7	5.7