condition	mean	min	max
4 h after light	20.1	20.1	20.1
8 h after light	26.5	24.2	28.8
12 h after light	2.6	2.1	3.1
4 h after dark	13.65	5.8	21.5
8 h after dark	28.8	26.6	31.0
12 h after dark	15.950000000000001	7.3	24.6