condition	mean	min	max
4 h after light	0.441377	0.0	0.909404
8 h after light	0.0	0.0	0.0
12 h after light	0.15645966666666666	0.0	0.282697
4 h after dark	0.138951	0.0	0.416853
8 h after dark	0.7112113333333333	0.391005	1.26497
12 h after dark	0.64328	0.411115	0.768858