Wal-Mart handles more than 1 million customer tranactions every hour.

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Spending on DVDs in America fell from $20 billion in 2006 to $16 billion in 2009.

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Organised retail outlets like supermarkets, hypermarkets and department stores account for just 5% of India's $450 billion retail market.

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Americans spent $6.4 billion on music in 2009, the most in the world. More than 2/5ths of this was spent on digital files.

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Online sales currently account for 6% of all retail sales in America, up from 5% in 2008. The comparative figure for Britain is 4%.

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Product warranties generate some $15 billion annually for American retailers.

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The iPhone App Store boasts 85,000 applications and a total of more than 2 billion downloads.

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India has the highest density of retail outlets of any country in the world – more than 15 million compared with 900,000 in America where the market is 13 times bigger (in value terms.)

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In its early days, the Diners Club card took a hefty 7% cut of the tab from restaurants that accepted it.

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In Germany, private labels account for almost 40% of sales.

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Discount coupon redemptions in America were 17% higher in the first quarter on 2009 than in the same period last year.

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In a year, the average Brit stands in a queue for more than 67 hours – or almost three days.

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