The NEM operates one of the world’s longest interconnected power systems between Port Douglas, Queensland and Port Lincoln, South Australia, with an end-to-end distance of more than 5000 kilometres, and 40,000 kilometres of high voltage transmissions line. During the 2017-18 financial year, 203 TWh of electricity with a market value of AU$17 billion was traded through the NEM, serving 9.7 million end-use consumers. Approximately 40% of NEM generation is consumed in New South Wales, while Victoria and Queensland consume approximately 25% each.