condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.03613966666666667 0.0 0.108419 8 h after dark 0.0 0.0 0.0 12 h after dark 0.04410766666666666 0.0 0.132323