condition	mean	min	max
4 h after light	4.16761	3.44296	4.89226
8 h after light	3.5617	3.21	3.9134
12 h after light	4.5198149999999995	4.47513	4.5645
4 h after dark	6.894410000000001	6.77942	7.0094
8 h after dark	6.234555	5.42811	7.041
12 h after dark	5.93586	5.81933	6.05239