The total online population in India, measured in terms of people aged over 15 years accessing Internet, rose 7.8% to 18.02 million in June from 16.71 million three months ago, accoding to the latest survey by US-based technology research firm comScore Networks reveals.The growth in the country's online population outscores the rise of 2.7% in the world's overall online audience size, which rose to 713 million in June from 694 million in March 2006.India has become the ninth biggest country in terms of the total online population while US retained its top slot with 153 million web users.According to the comScore June World Metrix report published today, China witnessed the second-biggest jump of 5.22% followed by Russia (5.14%). The online population of Japan, Korea, Canada and Brazil rose between 2-4%.