condition	mean	min	max
0 h after light	1.5799750000000001	1.43391	1.72604
4 h after light	1.476345	1.45844	1.49425
8 h after light	0.9717955	0.957953	0.985638
4 h after dark	1.2640795	0.992309	1.53585
8 h after dark	1.72801	1.69994	1.75608
12 h after dark	1.367243	0.924926	1.80956