condition	mean	min	max
4 h after light	7.12339	7.0001	7.24668
8 h after light	7.7909250000000005	7.56587	8.01598
12 h after light	9.55382	8.71764	10.39
4 h after dark	12.8363	11.8241	13.8485
8 h after dark	10.179	10.0813	10.2767
12 h after dark	10.151800000000001	10.0661	10.2375