A telephone-based survey of adults who use the Internet found that more than three-quarters receive spam daily. The average spam messages per day is 18.5 and the average time spent per day deleting them is 2.8 minutes.Source: CNN
The loss in productivity is equivalent to $21.6 billion per year at average U.S. wages, according to the National Technology Readiness Survey produced by Rockbridge Associates, Inc., and the Center for Excellence in Service at Maryland's business school.
I don't know about you, but I get exponentially more then 18.5 SPAM emails a day. Because of my SPAM filter I do however keep the time it takes to take care of that SPAM to under 5 minutes though, thank god!
What I would really like to see in one of these studies is more then 1000 people surveyed. Another wonderful fact they pulled out of this: 4 percent of the recipients have bought something advertised through spam within the past year.
Thanks people! You are the reason this "business model" works.