“The privacy policy was provided as a shortened URL which makes it possible to check its statistics. The link had been opened 146 times during the whole lifetime of the extension, slightly less than a year. Yes, only 146 times for over 1,2 million users! This means that only 0,012 % clicked the link!”
▻http://safeandsavvy.f-secure.com/2015/04/08/sad-figures-about-how-many-read-the-license-terms