condition	mean	min	max
4 h after light	1.708465	1.49597	1.92096
8 h after light	1.649995	1.39027	1.90972
12 h after light	2.08485	1.90576	2.26394
4 h after dark	2.2217000000000002	2.04601	2.39739
8 h after dark	2.10852	1.85238	2.36466
12 h after dark	2.16576	1.92843	2.40309