Worldwide PC shipments are projected to grow by 12.8% in 2008 to reach 302 mln units, according to IDC. Growth will continue at above 11% in 2009 followed by high single-digit growth through 2012, boosting annual shipments to over 426 mln in 2012. The total value of PC shipments is projected to grow by 7.4% in 2008 to nearly $280 bln. Shipment value will continue to grow by roughly 4% annually from 2009 through 2012, reaching nearly $330 bln by 2012. Portable adoption remains the primary driver in all regions, nearly matching record quarterly growth in Q3 2007, and record annual growth in 2005. Increases of more than 50% in Asia/Pacific (excluding Japan) and Rest of World helped boost these regions to more than 36% of Portable volume, while the United States and Western Europe saw growth above 20% and continue to account for more than 50% of portable volume.