Most of the 422 specialist sports colleges are hub sites for school sport partnerships within the national school sport strategy. Their key aim is to raise the standards of teaching and learning of PE and school sport, and help to enhance young people's opportunities to participate in sport. The 2005-06 annual survey of school sport partnerships found that 95 per cent. of pupils in sports colleges do at least two hours high quality PE and school sport each week. This is 15 percentage points higher than the national average of 8 per cent. Also, 8 per cent. of pupils in sports colleges do two hours of PE within curriculum time.