condition	mean	min	max
0 h after light	8.71227	8.60464	8.8199
4 h after light	4.261065	4.2343	4.28783
8 h after light	9.35848	9.21071	9.50625
4 h after dark	13.72365	11.4816	15.9657
8 h after dark	8.706040000000002	8.07267	9.33941
12 h after dark	7.9334050000000005	7.46174	8.40507