condition	mean	min	max
3 h after light	10.57441	8.4116	13.412
6 h after light	8.64586	8.15894	8.9898
9 h after light	7.78529	6.47061	9.96517
12 h after light	7.2207099999999995	5.18511	10.0819
3 h after dark	4.29678	3.53217	4.9682
6 h after dark	6.622263333333334	4.47723	8.0228
9 h after dark	5.99318	4.59141	7.54214
12 h after dark	4.101366666666666	3.50245	5.26549