Vietnamese internet usage saw significant growth from 2000-2015, with internet users accounting for 48% of Vietnam's total population in 2015. Mobile networks also grew remarkably over this period. In 2015, smartphone and tablet use expanded greatly, changing how people consume media. Most Vietnamese internet users spend around 5 hours online via PC and 2.7 hours on mobile. Search behavior is dominated by Google, which 92% of users rely on. Social networking is very popular, especially on Facebook, while younger users favor Zing. Mobile internet and e-commerce are also hugely popular in Vietnam and on the rise. Regional differences exist with internet penetration higher in major cities versus other areas.