> and any other form of browsing patterns for everyone in your country Definitely. Basically every major website has facebook code on it for social sharing and

> and any other form of browsing patterns for everyone in your country Definitely. Basically every major website has facebook code on it for social sharing and for "analytics". Facebook surely uses this analytics data to track you from site to site and know exactly what you're looking at. If your browser is signed into facebook, they know exactly who you are too.