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Rubicon Project is leading in Top 10K Sites, Top 100K Sites and The Entire Web.
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BBelements is leading in Top 1M Sites.
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Rubicon Project has better usage coverage in more websites categories. Including Internet & Telecom, News & Media, Chats & Forums, Sports and 98 other categories.
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BBelements is leading in Arts & Entertainment, People & Society, Food & Drink, Cooking & Recipes and 85 other categories.
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Rubicon Project is leading in most countries, including United States, France, Japan, Brazil and 138 other countries.
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BBelements is leading in Poland, Czech Republic, Lithuania, Slovakia and 17 other countries.