condition	mean	min	max
4 h after light	4.89895	4.83854	4.9522900000000005
8 h after light	4.9928799999999995	4.8438	5.09077
12 h after light	5.001756666666666	4.92132	5.1109
4 h after dark	4.700723333333333	4.58368	4.82647
8 h after dark	4.82749	4.73528	4.994730000000001
12 h after dark	4.861393333333334	4.72476	5.00623