condition	mean	min	max
4 h after light	4.60454	4.58714	4.625290000000001
8 h after light	4.5054533333333335	4.45293	4.57498
12 h after light	4.423073333333333	4.39189	4.45467
4 h after dark	4.41301	4.39067	4.43508
8 h after dark	4.354403333333333	4.25245	4.4547
12 h after dark	4.43585	4.42132	4.4619