condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	0.03466145	0.0	0.0693229
8 h after light	0.0346279	0.0	0.0692558
4 h after dark	0.0337731	0.0	0.0675462
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0