Admob's latest Mobile Metrics Report found that the number of ad requests doubled to 10.2 billion in September 2009 compared to the same month in 2008.
During the same comparative months, worldwide iPhone and iPod touch traffic in the AdMob network increased 19 times.
Nearly every region of the world experienced immense growth in the past two years, with North America, Asia, Western Europe, Oceania and Latin America seeing a six-fold increase in traffic since September 2007.
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