Rank Risk Index measures daily Google SERP fluctuations for tens of thousands of keywords. This data has helped us alert SEO professionals of algorithm activity that may be affecting the search engine rank of the sites they manage.
This annual SERP fluctuation history is provided for research purposes for those who wish to delve deeper into how algorithm changes affect the world of search. If you publish a research report using our data, we would appreciate mention of Rank Ranger as the source. If you would like your report published in our blog, or for us to share a link to your report via our social media channels and blog, please contact us
Please visit the Rank Risk Index for current Google Desktop and Mobile SERP fluctuations
More information can be found in our Google Algorithm Updates History