condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	1.03374	0.0	2.06748
8 h after light	1.00373	0.0	2.00746
4 h after dark	1.99478	1.00034	2.98922
8 h after dark	1.0034075	0.999195	1.00762
12 h after dark	0.0	0.0	0.0