condition	mean	min	max
4 h after light	4.713166666666667	4.609380000000001	4.88109
8 h after light	4.503839999999999	4.32653	4.649369999999999
12 h after light	4.50342	4.4760800000000005	4.54968
4 h after dark	4.58237	4.50408	4.67972
8 h after dark	4.541956666666667	4.51335	4.583130000000001
12 h after dark	4.639803333333333	4.58216	4.7541199999999995