Typical quantity of the number of each grade of routes

Grade

Grade 3

Grade 4

Grade 5a

Grade 5b

Grade 5c

Quantity

1

4

9

8

9

Grade

Grade 6a

Grade 6b

Grade 6c

Grade 7a

Grade 7b

Quantity

15

8

4

1

1

On the 1st January 2022 there was actually 60 routes, including aretes and overhangs