condition	mean	min	max
0 h after light	0.154308	0.0	0.308616
4 h after light	0.0	0.0	0.0
8 h after light	0.0	0.0	0.0
4 h after dark	0.152149	0.0	0.304298
8 h after dark	0.0	0.0	0.0
12 h after dark	0.0	0.0	0.0