Big Data brings big privacy issues, and it is wise to understand what data is collected from you when you browse the internet. Baynote has created an infographic that shows the vast amounts of different types of data that is collected by the five largest tech companies in the world: Google, Apple, Facebook, Yahoo! and Amazon. Not surprisingly they collect vast amounts of different types of data, ranging from search queries, profile information to even your phone number. Have a look at below infographic and know what you agreed upon when you started using products from these companies.