condition	mean	min	max
4 h after light	3.7419483333333337	3.2172	4.558162
8 h after light	2.9601366666666666	2.586996	3.5345949999999995
12 h after light	2.2459930000000004	1.5341360000000002	3.4573480000000005
16 h after light	3.5651233333333336	3.242168	3.8337190000000003
4 h after dark	2.584001333333333	1.7980759999999998	3.024698
8 h after dark	1.701625	1.565847	1.8473849999999998