condition	mean	min	max
4 h after light	0.21381499999999998	0.142402	0.285228
8 h after light	0.16151549999999998	0.112756	0.210275
12 h after light	0.164191	0.153309	0.175073
4 h after dark	0.18107399999999998	0.123587	0.212051
8 h after dark	0.3450953333333333	0.219739	0.448988
12 h after dark	0.0763354	0.0	0.153589