Hansard proves a marked increase in interceprions
"Lord Jopling asked Her Majesty's Government:
Further to the Written Answer by Lord Drayson on 17 October 2007, on how many occasions since last October Royal Air Force aircraft have been launched to monitor Russian aircraft approaching United Kingdom airspace.
The Parliamentary Under-Secretary of State, Ministry of Defence (Baroness Taylor of Bolton):
Between 1 October 2007 and 18 January 2008, RAF Quick Reaction Alert aircraft were scrambled on 11 days to identify Russian military aircraft."
The only remaining question is how many aircraft were scrambled on each occasion?