comScore, Inc. (NASDAQ: SCOR), a leader in measuring the digital world, today released a report on Twitter.com growth worldwide. The study found that in June, nearly 93 million Internet users visited Twitter.com, an increase of 109 percent from the previous year, as the social networking site achieved strong gains across all global regions. Indonesia reported the highest penetration, with 20.8 percent of Internet users in the country visiting Twitter.com that month,