He notes that for some big catalogs, more than 40 of the 50 top-earning songs in the fourth quarter of every year are holiday tunes.

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Housing has been "ranked as the fourth most significant weakness every half year for the past three years, except in December 2011 when it was fifth, " the survey said.

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According to Cancer Research UK some 41, 000 men are diagnosed with prostate cancer every year, but 10, 700 will die of the disease, making it the fourth most common cause of cancer death - and second only to lung cancer in men.

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