condition	mean	min	max
4 h after light	30.3	30.3	30.3
8 h after light	29.4	15.5	43.3
12 h after light	75.25	70.2	80.3
4 h after dark	70.45	53.1	87.8
8 h after dark	72.85	61.5	84.2
12 h after dark	31.1	21.3	40.9