condition	mean	min	max
0 h after light	21.9431	21.9082	21.978
4 h after light	14.18225	13.7309	14.6336
8 h after light	12.706800000000001	11.8506	13.563
4 h after dark	13.279	11.968	14.59
8 h after dark	17.2803	15.0019	19.5587
12 h after dark	19.70885	15.7308	23.6869