condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.016045166666666666 0.0 0.0481355 12 h after light 0.0 0.0 0.0 4 h after dark 0.007623033333333334 0.0 0.0228691 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0