condition	mean	min	max
0 h after light	5.440945	4.80194	6.07995
4 h after light	4.313865	4.14264	4.48509
8 h after light	6.442690000000001	5.36331	7.52207
4 h after dark	9.12505	7.9257	10.3244
8 h after dark	7.384110000000001	6.55761	8.21061
12 h after dark	6.01883	5.26172	6.77594