In 2005, the total number of enterprises in the EU27 non-financial business economy was almost 20 million. In total, these enterprises generated 5 400 billion euro in value added and employed 127 million persons. Three sectors together accounted for more than half of the total number of enterprises: retail trade (3.8 million or 19%), other business activities (3.7 million or 19%) and construction (2.8 million or 14%).