condition mean min max 3 h after light 0.04371766666666666 0.0 0.131153 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 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 0.04571833333333333 0.0 0.137155 12 h after dark 0.0 0.0 0.0