condition	mean	min	max
4 h after light	8.942091000000001	8.719284	9.164898
8 h after light	8.983973	8.983973	8.983973
12 h after light	8.668683000000001	8.353393	8.983973
4 h after dark	9.664653000000001	8.783725	10.545581
8 h after dark	9.567324	9.217925	9.916723
12 h after dark	8.437393	8.437393	8.437393