condition	mean	min	max
0 h after light	1.5906150000000001	1.39125	1.78998
4 h after light	0.5883085	0.547702	0.628915
8 h after light	1.057973	0.702256	1.41369
4 h after dark	1.95997	1.39426	2.52568
8 h after dark	0.8892875	0.736435	1.04214
12 h after dark	2.07026	1.84921	2.29131