condition	mean	min	max
4 h after light	2.90435	2.21791	3.60941
8 h after light	3.3936426666666666	0.956748	5.3138
12 h after light	4.0046	2.70971	4.91741
4 h after dark	8.268113333333332	6.98868	9.04659
8 h after dark	5.6993133333333335	4.74819	6.57197
12 h after dark	4.10581	3.74874	4.65747