The popularity rating of guard-librarian explained

The highest rated Rubygem is rake with 111263252 total downloads
These are the references for the score, marking the popularity of 100%
Now, the gem guard-librarian has got 2191 total downloads
Therefore, the relative popularity percentage can be calculated for guard-librarian
2191 total downloads * 100% = 0.00%
111263252 top score

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