condition	mean	min	max
4 h after light	0.110249	0.0	0.220498
8 h after light	0.0	0.0	0.0
12 h after light	0.05987	0.0	0.11974
4 h after dark	0.23206740333333334	0.0	0.6962
8 h after dark	0.05536533333333333	0.0	0.166096
12 h after dark	0.0907019	0.0	0.231766