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DoubleClick Advertiser is leading in Top 1M Sites and The Entire Web.
2
Amazon A9 is leading in Top 10K Sites and Top 100K Sites.
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Amazon A9 has better usage coverage in more websites categories. Including Arts & Entertainment, Science & Education, Games, Community & Society and 8 other categories.
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DoubleClick Advertiser is leading in Computers Electronics & Technology, Lifestyle, Business & Consumer Services, Vehicles and 8 other categories.
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DoubleClick Advertiser is leading in most countries, including United States, Japan, Brazil, United Kingdom and 149 other countries.
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Amazon A9 is leading in Taiwan, Indonesia, Philippines, Venezuela and 9 other countries.