condition	mean	min	max
4 h after light	5.8	5.8	5.8
8 h after light	14.6	6.7	22.5
12 h after light	5.0	3.0	7.0
4 h after dark	5.85	5.4	6.3
8 h after dark	4.800000000000001	4.7	4.9
12 h after dark	3.9	3.0	4.8