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In 2011 the auto industry dominated made a huge comeback in Super Bowl ad spending, reaching $77.5 million, up from $32.7 million in 2010, and far surpassing all other industries, according to data from Nielsen.

The entertainment industry ranked second, spending $31.0 million on Super Bowl XLV ads, nearly double the $16.4 million spent in 2010.

Nine auto brands bought ads during Super Bowl commercial breaks in 2011, compared with two to four brands, on average, in previous years.

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