Norway also led the all - electric car segment with 33,025 new units registered , up 36.3 % from 2016 .
The UK led the plug - in hybrid car segment with 31,154 registrations , up 25.1 % from 2016 .
Norway also led the all - electric car segment with 33,025 new units registered , up 36.3 % from 2016 , and the UK led the plug - in hybrid car segment with 31,154 registrations , up 25.1 % from 2016 .