condition mean min max 2 h after light 0.0889166 0.0 0.177807 6 h after light 0.03720101666666667 0.0 0.152988 10 h after light 0.07248198333333333 0.0 0.235012 14 h after light 0.07287578333333333 0.0 0.189011 18 h after light 0.08125550000000001 0.0 0.283982 2 h after dark 0.016327916666666668 0.0 0.0979675