condition	mean	min	max
0 h after light	0.02218865	0.0	0.0443773
4 h after light	0.0218768	0.0	0.0437536
8 h after light	0.0225867	0.0	0.0451734
4 h after dark	0.0	0.0	0.0
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0