This report presents worldwide PC market volume per year for the period 2003-2014 and worldwide notebook PC market volume per year for the period 2003-2014, as well as worldwide PC market volume per quarter for the period 1Q 2008 - 4Q 2010 and worldwide notebook PC market volume per quarter for the period 1Q 2008 - 4Q 2010. The report includes forecasts of worldwide notebook PC market volume and share by region, by panel size, and by computing platform type. The report finds that despite a number of adverse factors, the worldwide notebook PC market still managed to achieve slight growth in 2009. In 2010, worldwide notebook PC market growth is expected to pick up considerably, with the growth rate expected to reach more than 20%.