condition	mean	min	max
4 h after light	2.7	2.7	2.7
8 h after light	3.1500000000000004	2.1	4.2
12 h after light	12.1	4.0	20.2
4 h after dark	5.6	4.7	6.5
8 h after dark	7.85	4.6	11.1
12 h after dark	24.55	23.6	25.5