The drop in price relates to turbines to be delivered during the next 12 months.

Turbine prices hit a peak in 2008 of about $1.61m/MW for machines to be delivered in the first half of 2009, according to the Wind Turbine Price Index from Bloomberg New Energy Finance (BNEF).

The 2009 Wind Technologies Market Report from US Department of Energy (DOE), focusing on just the US market, finds prices of about $1.5m/MW