The monitoring data which underpins the Annual Monitoring Report is available to download via this section.
In the right hand column you'll find excel spreadsheets detailing net dwelling completions and affordable housing completions over time as well as a PDF containing all of the charts from the 2009 AMR by chapter.
Below you can download individual datasets from the most recent AMR (2009) plus previous AMRs (dating back to 2006). Click on the blue links to expand the two sections.