condition	mean	min	max
4 h after light	3.712056666666667	1.49055	5.00525
8 h after light	2.187087	0.612831	3.23583
12 h after light	3.10719	1.47065	4.55762
4 h after dark	4.30476	3.23696	4.9717
8 h after dark	3.2217366666666667	2.17904	3.81826
12 h after dark	4.9922699999999995	4.7167	5.19401