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Spend ~88% of clicks (US Spend 2022 $ Billion) ~12% of clicks (US Spend 2022 ~$18 Billion) Via AOL Search Data 2022 Probably Probably Doesn t Get 42% CTR Search Engines amp。 CoFounder: SEOmoz Dilbert Explains SEO Hopefully, Lots of You Went to MIT The Search Market PPC vs. SEO in Clicks amp。 Usage Data Social Graph Data