You probably want to include the context for the graphic. "Average Wage in Germany by County Notes: Average daily wages obtained from a 50% random sample of e

You probably want to include the context for the graphic. "Average Wage in Germany by County Notes: Average daily wages obtained from a 50% random sample of establishments via the Establishment History Panel (BHP) of the Institute for Employment Research (IAB). Real wages are expressed in 2007 euros valued in Bonn, the former capital of West Germany, using county-specific prices. East–West border is drawn for clarification; there is no border today."