Measured from Q4 2008 through Q4 2012, President Obama's average quarterly report of GDP is a stunningly low +0.865% over the 17 quarter period. Measured for the 16 quarters of 2009 through 2012, the average quarterly report is +1.475%.
Measured annually 2009-2012 President Obama's average annual GDP increase is a paltry +0.825%. Bush's average annual report of +2.04% over the eight years from 2001-2008 had been the worst record in post-war history. Remarkably, that was almost 2.5 times better than what we've got now, the worst recorded GDP growth since World War II.
The latest GDP data is available from the BEA in pdf here.