BMW, Nissan, Volvo, Volkswagen, Citroen, Renault and Tesla all scoop accolades
Leaf has up to 124miles of range, with a full charge averaging £2
Sales total is more than all other major automakers combined
Further 25 Leafs set aside for businesses within the M25
Three new Nissan Leafs funded through Local Sustainable Transport Fund
Blacktrace Holdings are leasing eight Leafs, each covering around 10,000miles per year