Essentially the same in all "gun-free" countries----Note the 10 year prison "max penalty".---The Norwegian mass-murderer (2011). Anders Behring Breivik - Wikipedia

Anders Behring Breivik - Wikipedia
"...On 22 July 2011, he killed eight people by detonating a van bomb amid Regjeringskvartalet in Oslo, then shot dead 69 participants of a Workers' Youth League (AUF) summer camp on the island of Utøya.[7][8]
In July 2012, he was convicted of mass murder, causing a fatal explosion, and terrorism.[9][10]
...On 24 August 2012, Oslo District Court delivered its verdict, finding Breivik sane and guilty of murdering 77 people.
He was sentenced to 21 years in prison, in a form of preventive detention that required a minimum of 10 years incarceration and the possibility of one or more extensions for as long as he is deemed a danger to society.
This is the maximum penalty in Norway.
[25](...the strictest penalty in the Norwegian judicial system, custody for 21 years, with a minimum time of 10 years)..."

UPDATE: http://www.nzlii.org/nz/other/nzlc/pp/PP41/PP41-8_.html

"...SENTENCING DISCRETION FOR MURDER--NEW ZEALAND JUDGES CURRENTLY HAVE NO DISCRETION in sentencing a defendant who has pleaded or been found guilty of murder.
The penalty for murder is mandatory: a sentence of life imprisonment with a non-parole period of at least 10 years.[207]..."