Statistics
The Challenge in numbers
How the Challenge has changed from year to year.
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Year by year
Each line is one season. Bar length compares participation since the Challenge began; the note on the right shows what changed from the previous year.
Men and women
Participation of men and women over the years.
The numbers game
Numbers that last: clubs, participants, metres and finishers in every recorded season.
| Year | Clubs | Participants | Metres | Men | Women | 30K | 26K |
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