Components of Google’s Ranking Algorithm
72 established SEO companies from the United Sates, United Kingdom, Canada, Australia, New Zealand, and Europe participated in a survey from SEOmoz in 2009.
The data collected is the closest and most accurate dipiction that we have seen of the contributing factors and their significance of Google’s Search Engine Algorithm:
The collective input from these expert SEO comapies who participated in the survey produced an excellent indication of what the major Search Engine Ranking factors are and the percentage of importance of each respective factor. take a look at the data below:
Top 5 Ranking Factors
Top 5 Negative Ranking Factors
A big thanks to the SEOMoz team for sharing the data of this survey.