condition	mean	min	max
0 h after light	4.91245	3.60653	6.21837
4 h after light	3.6288149999999995	2.74007	4.51756
8 h after light	6.388885	5.33046	7.44731
4 h after dark	6.921615	5.48596	8.35727
8 h after dark	4.36915	4.22564	4.51266
12 h after dark	5.176095	4.79586	5.55633