In US economic data, the consumer confidence index rose from 91.0 to 92.6 in December, just short of expectations centred on a result near 93.0. The Case Shiller home price index rose by 0.8 per cent in October to stand 4.5% on a year ago. Economists had tipped a 4.4 per cent annual gain. Chain store sales were up by 5.4 per cent in the latest week on a year earlier. And the Dallas Federal Reserve services index eased from 25.4 to 20.5 in December.