Everywhere you turn on the web these days someone is ranting about how important SEO is to online growth — they are right. It is also important to understand that not all SEO is the right SEO. There are many individuals and providers offering search engine optimization efforts which is why this infographic should not surprise you too much.

The folks over at bluecaribu recently put this infographic together showcasing the raw awesome size of the SEO industry.

Here are some stats for you:

• 863 million sites mention “SEO”
• Every second 3.5 people look up SEO on Google
• 2.24 million Americans search for SEO every month
• The most popular month for SEO related search is March
• The most popular day of the week for SEO search related terms is Thursday