$90bn – amount injected into the money markets by the US Federal Reserve and the European Central Bank on 9 August last year as interbank lending dries up – signalling the start of the "credit crunch"£314m – funds borrowed at a penalty rate by Barclays Bank from the Bank of England on 21 August last year. Barclays borrowed a further £1.6 billion just nine days later$47bn – money pumped into the banking system by the Federal Reserve in November as the crunch bites£100bn – the amount added to the national debt when stricken bank Northern Rock was brought into public owner
05 August 2008