condition	mean	min	max
4 h after light	4.72973	4.70641	4.75565
8 h after light	4.918036666666667	4.78346	5.09933
12 h after light	4.81913	4.67589	5.05987
4 h after dark	4.89955	4.77045	5.10893
8 h after dark	4.71206	4.6417	4.76489
12 h after dark	4.828896666666667	4.74213	4.98979