condition	mean	min	max
4 h after light	41.9	41.9	41.9
8 h after light	37.55	19.3	55.8
12 h after light	23.25	2.9	43.6
4 h after dark	52.45	28.1	76.8
8 h after dark	68.4	52.7	84.1
12 h after dark	46.15	38.4	53.9