 Of the rest of the land, or 15.8% is settled (buildings or roads), or 0.9% is either rivers or lakes and or 0.2% is unproductive land.Of the built up area, industrial buildings made up 2.0% of the total area while housing and buildings made up 8.2% and transportation infrastructure made up 5.1%.Out of the forested land, 13.2% of the total land area is heavily forested and 1.9% is covered with orchards or small clusters of trees.