We have no meanings for "average difficulty" in our records yet.
1 For instance, what is the average difficulty grade of a world-class competition climb?
2 Some miners apply the increase in average difficulty over time to make their calculations.
3 To show this, I found the average difficulty climbed by people of every age.
4 As I am from the south and it is an average difficulty for a southerner to endure the cold without being climatize.
5 Third, I can think of reasons unrelated to climbing ability as to why average difficulty in the database might not decline over time.
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