condition	mean	min	max
4 h after light	1.2219255	0.877831	1.56602
8 h after light	1.9947599999999999	1.79574	2.19378
12 h after light	1.96395	1.93297	1.99493
4 h after dark	2.3080833333333333	1.99579	2.8165
8 h after dark	1.9308999999999998	1.09632	2.81939
12 h after dark	1.99839	1.6767	2.17005