condition	mean	min	max
0 h after light	1.121946	0.497952	1.74594
4 h after light	1.74708	1.71834	1.77582
8 h after light	1.61534	1.01377	2.21691
4 h after dark	7.349795	7.11928	7.58031
8 h after dark	7.514045	6.62068	8.40741
12 h after dark	1.721535	1.70258	1.74049