condition	mean	min	max
4 h after light	5.42765	5.13934	5.71596
8 h after light	3.26265	2.81898	3.70632
12 h after light	3.5305600000000004	3.37279	3.68833
4 h after dark	7.7682	7.11061	8.42579
8 h after dark	15.177700000000002	13.4169	16.9385
12 h after dark	11.8094	10.4104	13.2084