condition	mean	min	max
4 h after light	18.6	18.6	18.6
8 h after light	10.15	3.6	16.7
12 h after light	36.45	24.5	48.4
4 h after dark	36.4	25.4	47.4
8 h after dark	9.95	7.8	12.1
12 h after dark	25.0	15.0	35.0