condition	mean	min	max
4 h after light	4.26459	1.75542	6.77376
8 h after light	1.638126	0.948162	2.32809
12 h after light	2.47153	2.04805	2.89501
4 h after dark	3.569355	3.37384	3.76487
8 h after dark	5.808435	5.53026	6.08661
12 h after dark	8.041274999999999	5.99225	10.0903