condition	mean	min	max
4 h after light	2.6062166666666666	1.75013	3.1737
8 h after light	2.265829	0.823567	3.83159
12 h after light	2.7774666666666668	2.26794	3.09553
4 h after dark	3.2575033333333336	2.97846	3.56388
8 h after dark	2.8259499999999997	2.02322	3.60193
12 h after dark	3.9847099999999998	3.34859	4.51239