Date Range: Last week (Sunday 1/12 - Saturday 1/18) compared to the previous week. Methodology & Terminology
Methodology
Frequency Every 3 hours for each site's home page.
Locations (for US Sites): Chicago, Dallas, San Francisco, Seattle, Washington DC
Locations (for European Sites): London, Frankfurt, Eemshaven
Browser Google Chrome
Agent Name BTTAgent/CityID (CityID is the city designation of the agent)
Screen Resolution 1280x720
Date Range Data is collected for the previous week (Sunday - Saturday), then compared to the previous week to
calculate the delta.
Terminology
Page Load Time Gives the average amount of time required for the server to load the page completely, including
content, images, JavaScript, CSS, and other external files, in order to trigger the .onload event.
Time to Interactive The average amount of time it takes for the web page to become interactive. This is a Google Lighthouse metric,
and is weighted heavily in Google's Page Speed Score calculation.
Number of Third PartiesGives the number of third parties that are present. A high number of third parties can impact page load times.
Google PageSpeed Score Provides the score given by Google PageSpeed Insights (Desktop & Mobile) to a page. This
tool checks the desktop and mobile version of the site to see whether common best practices have been applied. Scores
range from 0 to 100, with higher scores relating to better performance practices on a page.
