condition	mean	min	max
4 h after light	25.1	25.1	25.1
8 h after light	17.3	6.0	28.6
12 h after light	2.75	1.7	3.8
4 h after dark	29.95	26.0	33.9
8 h after dark	26.95	25.2	28.7
12 h after dark	11.2	8.4	14.0