Query: What year did Dell announce its buyout deal?
Context: After several weeks of rumors, which started around January 11, 2013, Dell announced on February 5, 2013 that it had struck a $24.4 billion leveraged buyout deal, that would have delisted its shares from the NASDAQ and Hong Kong Stock Exchange and taken it private. Reuters reported that Michael Dell and Silver Lake Partners, aided by a $2 billion loan from Microsoft, would acquire the public shares at $13.65 apiece.