condition mean min max 4 h after light 0.0 0.0 0.0 8 h after light 0.0 0.0 0.0 12 h after light 0.0 0.0 0.0 4 h after dark 0.9499083333333334 0.0 2.25687 8 h after dark 0.29632566666666665 0.0 0.888977 12 h after dark 0.166161 0.0 0.498483