condition mean min max 4 h after light 0.04068666666666667 0.0 0.12206 8 h after light 0.1040744 0.0 0.285391 12 h after light 0.0 0.0 0.0 4 h after dark 0.0 0.0 0.0 8 h after dark 0.0 0.0 0.0 12 h after dark 0.0 0.0 0.0