condition	mean	min	max
4 h after light	10.292105	8.02541	12.5588
8 h after light	22.36245	22.2108	22.5141
12 h after light	42.427899999999994	40.5164	44.3394
4 h after dark	39.28445	38.5662	40.0027
8 h after dark	21.5976	21.581	21.6142
12 h after dark	16.433500000000002	15.6082	17.2588