condition	mean	min	max
4 h after light	4.48055	4.39319	4.53829
8 h after light	4.54388	4.47697	4.627619999999999
12 h after light	4.53786	4.33608	4.81922
4 h after dark	4.447926666666667	4.37939	4.4848300000000005
8 h after dark	4.508166666666667	4.36337	4.69974
12 h after dark	4.45885	4.41006	4.48993