condition	mean	min	max
4 h after light	18.0	18.0	18.0
8 h after light	10.700000000000001	2.1	19.3
12 h after light	31.7	19.9	43.5
4 h after dark	25.25	12.9	37.6
8 h after dark	52.3	44.3	60.3
12 h after dark	37.15	25.7	48.6