https://www.pewinternet.org/2015/05/20/americans-attitudes-a...
""93% of adults say that being in control of who can get information about them is important; 74% feel this is “very important,” while 19% say it is “somewhat important.” 90% say that controlling what information is collected about them is important—65% think it is “very important” and 25% say it is “somewhat important.”