Mandela tops Google's top 2013 trending searches

Nelson Mandela has topped Google's 2013 list of trending searches.

The royal baby and iPhone5 were also in the top 10.

The list comprises entries that have seen the largest increase in traffic compared with 2012.

In a separate list of the most searched-for terms, Facebook was number one.

The BBC's Aaron Heslehurst spoke to Google's Laurian Clemence.