You should be able to download the addin and use your adCenter account to access the data. Currently the data is US Market centric, however, there are many algorithms and features which should be useful for UK PPC campaigns.
The download address is the same as listed in adCenter blog.
http://advertising.microsoft.com/advertising/adcenter_addin?s_CID=adsage
Thanks,
Dylan Huang
adCenter Keyword Services Platform and Excel addin