On this page, you can see various interesting statistics about the Grades puzzles in our database.
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These graphs show all Grades puzzles in our database.
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&scale=1.5&span=year&smooth=week&legenda=no)
Number of puzzles per
(one data point per
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These graphs show how the Grades puzzles in our database are distributed among the different authors.
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&scale=1.5&span=year&smooth=week&legenda=no)
Number of puzzles per
(one data point per
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These graphs show how the Grades puzzles in our database are distributed among the different numbers of stars.
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&scale=1.5&span=year&smooth=week&legenda=no)
Number of puzzles per
(one data point per
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