The BBC website is running an interesting blog on RTA's today
http://www.bbc.co.uk/news/uk-16030644

The motorbike statistics are here
http://www.bbc.co.uk/news/uk-15975564

Looks like it is safer to ride on a week day
I wonder if the 21 percent we road deaths we account for is calculated on a per vehicle owned or miles traveled or some other data? That's the problem with statistics they only tell one side of a story.