The national Australian airline, Qantas, has been named the world’s safest airline four years running.

A survey made by which select the world’s 20 safest air travel companies, based on “audits from aviation’s government bodies and lead associations, government audits, airline’s crash and serious incident records, profitability and fleet age.”

Qantas has a perfect fatality free record.

The top 20 safest airlines in the world are (in alphabetical order): Air New Zeeland, Alaska Airlines, All Nippon Airways, British Airways, Cathay Pacific Airways, Delta Air Lines, Etihad Airways, EVA Air, Finnair, Hawaiian Airlines, Japan Airlines, KLM, Lufthansa, Scandinavian Airline System, Singapore Airlines, Swiss, United Airlines, Virgin Atlantic and Virgin Australia.

“Our top 20 safest airlines are always at the forefront of safety innovation, operational excellence and the launching of more advanced aircraft like the A350, 787 and 777X,” editor Geoffrey Thomas said. “Over its 96-year history, Qantas has amassed an amazing record of firsts in safety and operations and is accepted as the world’s most experienced airline.”

“While these airlines are always leaders in safety there was no question that Qantas still remains the leader in safety enhancements and operational excellence,” he continued.

The airline is based in the Sydney suburb of Mascot with its main hub at Sydney Airport. As of March 2014, Qantas had a 65% share of the Australian domestic market and carried 14.9% of all passengers traveling in and out of Australia. Its subsidiary Jetconnect provides services between Australia and New Zealand, flying under the Qantas brand.