Wordstream has a great infographic this morning on “What Industries Contributed to Google’s $37.9 Billion in 2011 Revenues?” If you’re running PPC campaigns on Google Adwords, then you might want to check this out because 96% of that $37.9 Billion came from advertising. Is your industry among the top 10 industries that spent the most on Google Ads in 2011? And, are you also bidding on the 5 commonly used keywords? If yes, check out the average cost per click—$1.20 to $43.39 depending on the industry and keyword phrase.

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Play with the Google Zeitgeist to see mattered to use in 2011. The Zeitgeist sorts the billions of Google searches from last year into the 10 fastest-rising global queries and it lets you drill down by country and month. Seems like 13-year-old Canadian musician Rebecca Black was #1 fastest-rising search globally and in Canada. Take that Justin Bieber.