condition	mean	min	max
4 h after light	159.4	159.4	159.4
8 h after light	179.9	174.9	184.9
12 h after light	218.9	177.2	260.6
4 h after dark	263.15	236.3	290.0
8 h after dark	282.05	273.1	291.0
12 h after dark	262.85	256.9	268.8