condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.07065563333333333 0.0 0.193939 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