In numbers: Why so many people believe Britain needs a pay rise

Tens of thousands of people have taken to the streets of London today to protest against low pay amid the "biggest squeeze on incomes since Victorian times".

The Trades Union Congress (TUC) has organised the marches in the capital, as well as in Glasgow and Belfast, under the banner 'Britain Needs a Pay Rise' in the week after NHS workers made their biggest strike in 30 years.

After the longest and deepest pay squeeze in recorded history, it's time to end the lock-out that has kept the vast majority from sharing in the economic recovery.

• Frances O'Grady, TUC general secretary

Here are some figures that put unequal Britain into context:

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