Question to the Department for Transport:
To ask the Secretary of State for Transport, how many incidents involving near misses have been reported in UK airspace in each of the last five years.
The number of aircraft near miss events investigated by the independent UK Airprox Board (UKAB) in the last 5 years was 147 (2009), 167 (2010), 161 (2011), 161 (2012), and 172 (2013). The number of events reported to UKAB in 2014 up to the end of November was 212. Over the past 10 years, 67% of incidents investigated by UKAB have been assessed as carrying no risk.