condition	mean	min	max
0 h after light	7.89429	7.49386	8.29472
4 h after light	6.5947	6.01471	7.17469
8 h after light	7.0142	6.52689	7.50151
4 h after dark	8.538495000000001	8.34639	8.7306
8 h after dark	9.761175	9.14785	10.3745
12 h after dark	6.25286	5.84424	6.66148