condition	mean	min	max
4 h after light	4.80757	4.64164	5.05651
8 h after light	4.76431	4.65325	4.87735
12 h after light	4.742576666666666	4.57301	4.92934
4 h after dark	4.94113	4.7592099999999995	5.24648
8 h after dark	4.77715	4.574319999999999	4.98993
12 h after dark	4.786906666666667	4.61294	5.05904