condition mean min max 3 h after light 0.0 0.0 0.0 6 h after light 0.0 0.0 0.0 9 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 3 h after dark 0.007777333333333333 0.0 0.023332 6 h after dark 0.0405035 0.0336846 0.0473509 9 h after dark 0.0056652 0.0 0.0169956 12 h after dark 0.011547 0.0 0.023094