From the article:
When Microsoft Corp. paid $240 million for a 1.6% stake in Facebook last week, it acquired the rights to sell Facebook advertising around the world. With 34.5 billion page views in September, according to comScore Media Metrix, Facebook is now the fourth most highly trafficked Web property worldwide.
Social networking is BIG in Europe. According to comScore, almost 78 percent of UK Internet users aged 15+ visited a social networking site in August 2007. The number for other European countires were Germany (46.9 percent), France (46.6 percent), Spain (61.5 percent) and Italy (49.3 percent).