How is estimated traffic calculated in Research Grid?

How is estimated traffic calculated in Research Grid?

The click-through rate model for Research Grid uses the following click-through rate numbers to calculate the Estimated Traffic metric.


Rank Position CTR Model For Research Grid
Position
CTR
1
19.3%
2
11.4%
3
7.7%
4
5.2%
5
4.1%
6
3.3%
7
2.6%
8
2.1%
9
2%
10
2.2%