Skype to Skype calling minutes in 2010 equivalent to almost 25% of international PSTN calling minutes
New estimates from TeleGeography show that growth in international call traffic has slumped while international traffic from Skype users continues to accelerate, and that the number of Skype to Skype minutes was equivalent to an estimated 24.7% of the international PSTN calling minutes during 2010*.
For more details, see the press release from TeleGeography.
* 24.7% is the ratio of Skype-to-Skype calling minutes to international PSTN calling minutes.