condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.06440666666666667 0.0 0.19322 12 h after light 0.0141104 0.0 0.0423312 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