condition	mean	min	max
4 h after light	13.6	13.6	13.6
8 h after light	37.25	28.7	45.8
12 h after light	66.35	60.1	72.6
4 h after dark	46.85	40.0	53.7
8 h after dark	74.5	28.1	120.9
12 h after dark	44.75	9.9	79.6