condition	mean	min	max
0 h after light	1.41751	1.2434	1.59162
4 h after light	0.794618	0.703849	0.885387
8 h after light	1.658965	1.33602	1.98191
4 h after dark	1.801725	1.62823	1.97522
8 h after dark	1.674255	1.56475	1.78376
12 h after dark	1.0879765	0.758833	1.41712