condition	mean	min	max
4 h after light	22.7	22.7	22.7
8 h after light	23.7	18.4	29.0
12 h after light	21.55	14.8	28.3
4 h after dark	5.5	3.5	7.5
8 h after dark	36.7	7.5	65.9
12 h after dark	6.85	6.2	7.5