condition	mean	min	max
4 h after light	1.34369	1.31614	1.37124
8 h after light	4.05162	3.78457	4.31867
12 h after light	2.739485	2.41848	3.06049
4 h after dark	1.43234	1.32797	1.53671
8 h after dark	1.48986	1.28348	1.69624
12 h after dark	1.2265415	0.992943	1.46014