British government

“deviate up to 2,000 feet (610 meters)”

“about 20 to 40 test days per winter”

“Around 10,000 flights are expected to pass through the Shanwick airspace during the testing”

“the British government has called it 'the UK's biggest and most economically significant bilateral trade pact' since leaving the EU, with its GDP estimated to increase by 0.13%, equivalent to £4.8bn …”