condition	mean	min	max
4 h after light	6.6	6.6	6.6
8 h after light	8.85	3.2	14.5
12 h after light	14.45	6.2	22.7
4 h after dark	22.200000000000003	18.1	26.3
8 h after dark	24.85	19.0	30.7
12 h after dark	8.65	5.0	12.3