condition	mean	min	max
4 h after light	25.2	25.2	25.2
8 h after light	52.35	49.5	55.2
12 h after light	34.55	34.2	34.9
4 h after dark	40.15	36.8	43.5
8 h after dark	47.0	36.7	57.3
12 h after dark	35.45	26.5	44.4