When you install, upgrade, or uninstall this addon, it opens a support page that contains Google Analytics. Google Analytics collects some non-personal information such as: web browser type, operating systems, etc.

Note 1: Google Analytics is the most widely used website statistics service. Terms of service for Google Analytics can be found at: https://www.google.com/analytics/terms/.
Note 2: users can disable opening the support page by visiting the addon's options page and deactivate the related item.