condition	mean	min	max
4 h after light	0.040704699999999996	0.0405464	0.040863
8 h after light	0.0	0.0	0.0
12 h after light	0.0	0.0	0.0
4 h after dark	0.0179262	0.0	0.0358524
8 h after dark	0.02640995	0.0177106	0.0351093
12 h after dark	0.0146802	0.0	0.0293604