| http://www.w3.org/ns/prov#value | - apan where 45.9 percent of 14-year-olds are cellphone users.Cellphone usage among 12-year-olds in the US stands at 56 percent.Nearly 60 percent of children in Taiwan said they spend less than five minutes per day chatting on their cellphones, the report said.Most children use their cellphones to do other things, such as texting, listening to music, taking photos, recording and watching videos, pla
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