1.The graph below shows the number of enquiries received by the Tourist Information Office in one city over a six-month period in 2011.

2.   The chart below shows the average cost of monthly contract for four different mobile (cell phones) in a European country from January to September 2002, measured in euro.

3.   The chart below shows the Japan’s population by age groups starting in 1960 and including a forecast to 2040.

4.    The line graph below gives information about the percentage of women aged 15-64 in employment between 2003 and 2009.

5.    The graph below shows UK air pollutants in millions of tonnes, from three different sources, between 1990 and 2005.