Energy · Prices The line graph shows the historical oil prices per barrel from 1973 to January 2009. Universities · Education · Gender The bar graph below shows the numbers of male and female research students studying six subjects at a US university in 2011. Food The pie charts show the average consumption of food in the world in 2008 compared to two countries; China and India. Tourism · Housing The charts show the proportion of holidaymakers of one region staying in different types of accommodation in three different years. Universities · Education The table and pie charts below show the number of research students in Australian universities in 2001 and 2010. Transport The graph below gives information on the performance of a train company in October and November in 2008 Transport · Energy The chart below shows information about fuel used in the transport sector in different countries in Europe, compared to the EU average, in 2009 and 2010. Water The following are two filter systems. Spending The charts below show the proportion of people’s spending on different commodities and services in a particular European country in 1958 and in 2008. Arts · Leisure The charts below give information on the location and types of dance classes young people in a town in Australia are currently attending.