condition	mean	min	max
4 h after light	15.8	15.8	15.8
8 h after light	7.2	2.1	12.3
12 h after light	23.85	12.5	35.2
4 h after dark	30.85	23.3	38.4
8 h after dark	43.1	31.7	54.5
12 h after dark	6.1	2.7	9.5