States of Austria arable terrain. The other five states, in contrast, are located in the Alps and thus are comparatively unsuitable for agriculture. Their terrain is also relatively unfavourable to heavy industry and long-distance trade. Accordingly, the population of what now is the Republic of Austria has been concentrated in the former four states since prehistoric times. Austria's most densely populated state is the city-state of Vienna, the heart of what is Austria's only metropolitan area. Lower Austria ranks only fourth with regard to population density even though it contains Vienna's suburbs; this is due to large areas of land being predominantly agricultural.
New states of Germany 1989, and 1,598,000 in March 2013, with the lowest population density in Germany. The local Landtag held several inquiries over population trends, the opposition has requested an annual report on the topic. Saxony had a population of 5,003,000 in 1989, which fell to 4,044,000 in March 2013. It still remains the most populous among the five new states. The proportion of the population under 20 fell from 24.6% in 1988 to 19.7% in 1999. Dresden and Leipzig are among the fastest growing cities in Germany both rising their population over half a million inhabitants again and in strong contrast to