condition	mean	min	max
4 h after light	8293.782222	7756.183333	8626.173333
8 h after light	9356.588888666667	8366.283333	10021.24
12 h after light	9837.976666666667	9191.106667	10588.2
1.5 h after dark	10921.854444333334	9485.763333	11843.99333
5.5 h after dark	10419.770001	9610.253333	11410.21
9.5 h after dark	8761.4	7765.13	9557.81