US President Barack Obama's State of the Union Address on Tuesday is the lowest-rated since 2000, according to Nielsen ratings. 33.5 million Americans watched Obama's address, a significant decline from the second-term speeches of his predecessors. 39.4 million viewers watched President George W. Bush's second-term SOTU in February 2005, while President Bill Clinton's January 1997 address drew 41.1 million. In general, viewership for Obama's address has been in decline -- from 52.4 million in 2009, 48 million in 2010, 42.8 million in 2011 and 37.8 million in 2012.
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