In December 2011 compared with November 2011, seasonally adjusted industrial production1 fell by 1.1% in the euro area2 (EA17) and by 0.6% in the EU272. In November3 production remained stable in both zones. In December 2011 compared with December 2010, industrial production dropped by 2.0% in the euro area and by 0.9% in the EU27. Compared with 2010, the average production index for 2011 increased by 3.5% in the euro area and by 3.3% in the EU27. In December 2011 compared with November 2011, production of energy fell by 2.0% in the euro area and by 1.2% in the EU27.