condition	mean	min	max
4 h after light	2.9118399999999998	2.82183	3.00185
8 h after light	3.20642	2.8287	3.58414
12 h after light	4.362845	3.12669	5.599
4 h after dark	9.800585	9.07957	10.5216
8 h after dark	10.866775	9.31275	12.4208
12 h after dark	7.4131350000000005	7.20843	7.61784