condition	mean	min	max
0 h after light	0.0	0.0	0.0
4 h after light	0.0317841	0.0	0.0635682
8 h after light	0.03086145	0.0	0.0617229
4 h after dark	0.0307573	0.0	0.0615146
8 h after dark	0.0309809	0.0	0.0619618
12 h after dark	0.0	0.0	0.0