condition mean min max 3 h after light 0.06717566666666668 0.0 0.201527 6 h after light 0.0 0.0 0.0 9 h after light 0.048620666666666666 0.0 0.145862 12 h after light 0.0 0.0 0.0 3 h after dark 0.0 0.0 0.0 6 h after dark 0.0 0.0 0.0 9 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0