In an average year

In an average year, 30 murders are committed in Norway. In three hours one afternoon in July last year, Anders Behring Breivik more than doubled that figure.

Helen Pidd in Oslo

guardian.co.uk, Monday 16 April 2012 13.16 BST

http://www.guardian.co.uk/world/2012/apr/16/anders-behring-breivik-cries-own-propaganda-film