This includes, for example, the number and frequency of visitors to each web page, the length of their stays, the type of browser each visitor is using to view the Web Site (for example, Internet Explorer, Firefox), the type of operating system each visitor is using, (for example, WindowsOS, Mac OS), the domain name of each visitor's Internet service provider, the location data such as the visitor’s IP address, the address (or "URL") of the web site that the visitor came from before visiting the Web Site, which pages were visited on the Web Site, what was clicked on, and certain other available information.