The last 10 years of AdWords (infographic)

What has happened over the last 10 years of Google advertising platform AdWords. Below is my “Evolution of AdWords” infographic.

To embed into your website:

<a href="http://isitablog.co.uk/wp-content/uploads/2012/01/The-evolution-of-adwords.jpg" ><img class="alignnone size-large wp-image-295" title="The-evolution-of-adwords" src="http://isitablog.co.uk/wp-content/uploads/2012/01/The-evolution-of-adwords-723x1024.jpg" alt="The evolution of adwords infographic" /></a><br /><a href="http://isitablog.co.uk" align="center">Is it a Blog?</a>