condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	0.751335	0.0	1.50267
8 h after light	3.01571	0.0	6.03142
4 h after dark	1.502765	0.0	3.00553
8 h after dark	1.507365	1.50104	1.51369
12 h after dark	1.48889	0.0	2.97778