The popularity rating of xpath explained

Github Repository Rubygem
The highest rated repository is rails/rails with 30890 watchers and 12525 forks, resulting in a Github score of 99.99 The highest rated Rubygem is rake with 105401737 total downloads
These are the references for the score, marking the popularity of 100%
Now, the repository for xpath over at jnicklas/xpath has got 96 watchers and 48 forks, resulting in a Github score of 0.32 Now, the gem xpath has got 16367719 total downloads
Therefore, the relative popularity percentage can be calculated for xpath
0.32 watchers & forks * 100% = 0.36%
99.99 top score
16367719 total downloads * 100% = 15.53%
105401737 top score
The average of those two values results in the score:


So, assuming everyone is using the most popular projects,
roughly one out of 12 Rubyists use xpath

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