I created these charts and maps from data at www.cyclingarchives.com. Tour de France data is notoriously unreliable, especially in the early years of the race, but this source seems to be the most accurate.
You can read more about the trouble with Tour data here http://bit.ly/TZBeS9
With Yorkshire hosting the first stages of the Tour de France, this is the most British Tour ever. But there will be only four British riders in the peloton. How does that compare with previous years?
