According to Wainhouse Research North America leads the world in conference calls. 49.7 million NA workers paricipate in conference calls this past year, Western Europe follows with 10.5 million employees using conference calling services. Japan weighs in as the heaviest user in Asia at 742,000 employees. Of the 51 billion hosted minutes i.e. automated reservationless calls on the planet North America uses 38.4 billion minutes, Western Europe 8.2 billion, followed by Japan with 626 million minutes. Minutes in North America grew 20% from 2008 to 2009 while revenues are projected to grow 4%. In the Asia Pacific minutes grew 35% and revenues grew 27%. This conference call collaboration phenomena began to pick up speed in 1998-1999 and then began to grow logarithmically in 2001-2002 and has grown at a slower rate in the last several years.