condition mean min max 0 h after light 0.0 0.0 0.0 4 h after light 0.0246263 0.0 0.0492526 8 h after light 0.17054514999999998 0.0954833 0.245607 4 h after dark 0.2371235 0.0 0.474247 8 h after dark 0.0 0.0 0.0 12 h after dark 0.02409545 0.0 0.0481909