The diagram shows the demand for telephone calls in four countries in 2004 and 2009.
Which statement about the demand for telephone calls is correct?
1 )
Between 2004 and 2009 the demand for fixed line calls decreased in each of the four countries.
2 )
Between 2004 and 2009 the total demand for telephone calls increased in each of the four countries.
In 2004 demand for fixed line calls was greater than demand for mobile calls in each of the four countries.
4 )
In 2009 demand for mobile calls was greater than demand for fixed line calls in each of the four countries.
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