Chris Froome will defend his Tour de France yellow jersey over three weeks of racing from July 7.
Here, Press Association Sport takes a statistical look at the race with the help of the Tour's official data provider, Dimension Data.
21 - stages on this year's route.
3,351km - the length of the route, down slightly from 3,540km last year.
231km - stage seven, from Fougeres to Chartres, is the longest on this year's route.
2,215m - the shortest stage excluding time trials, the 65km stage 17 from Bagneres-de-Luchon to Saint-Lary-Soulan, finishes on the race's highest summit on the Col de Portet.
26 - categorised hills and passes, down from 53 last year but increasing in distance from 308km to 348.8km.
15km - the distance raced outside of France in this year's race, as stage 16 detours into Spain and the Col du Portillon.
22 - teams competing this year.
8 - riders in each team, down from nine in a change originally planned for last year. That gives a total of 176 racers.
5/6 - Team Sky have won the race in five out of the last six years (Sir Bradley Wiggins in 2012; Chris Froome in 2013, 2015, 2016 and 2017).
59 - days Froome has finished in the yellow jersey in his career.
41kph - Froome's average speed in winning last year's race.
31 - riders who had to abandon in 2017's race - 13 of them on the crash-hit stage nine from Nantua to Chambery.
15 - different stage winners last year.
0 - stages won by Froome last year despite taking overall victory.
126 - competitors in this year's women's race, La Course, which will take place on July 17.
112.5km - distance raced on La Course, from Annecy to Le Grand Bonand.
105 - this will be the 105th staging of the Tour. There have been 60 different winning riders.
34 - stage wins by Eddy Merckx, the most in Tour history. Second-placed Mark Cavendish has 30.
2 - British winners of the polka dot jersey for best climber: Robert Millar in 1984 and Froome in 2015.
8 - seconds. The narrowest winning margin in Tour history, when Greg Le Mond beat Laurent Fignon in 1989.
3million - followers for the Tour's official Twitter account.
10-12m - estimated roadside spectators during last year's race.
71m - views for online video reviews during the 2017 race.
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