Examine the pie charts in Figure 15.5 above showing the percentage share of total passengers by airport in Ireland in 2005 and 2013, and answer each of the following questions.
1. Which airport had the largest percentage share of total passengers in 2013? 2. Which airport had the second largest percentage share of total passengers in 2005? 3. Calculate the decrease in Shannon Airport’s percentage share of total passengers between 2005 and 2013.
4. Explain briefly one economic effect of a decrease in passenger numbers at Shannon Airport on the Shannon Region.
Trend (line) graph
Trend – or line – graphs show patterns or trends in data over time. They can include a variety of categories, for example, population data: birth rates, death rates, life expectancy rates (Fig. 15.6).
30
25 20 15 10 5 0
25 24.3 11.3 12 9 4.5
2006 2007 2008 2009 2010 Year
CHECK YOUR LEARNING
Examine the trend graph in Figure 15.6 above and answer each of the following questions.
1. Which country had the highest percentage unemployment between 2008 and 2012 and which country had the lowest percentage unemployment between 2008 and 2012?
2. Which country had the most significant increase in percentage unemployment between 2010 and 2012?
3. Name two countries where the percentage unemployment decreased between 2006 and 2007.
4. Calculate the increase in the percentage unemployment in the EU (27) between 2009 and 2012 and state one reason for this increase.
2011 2012
Fig. 15.6 Trend graph showing unemployment rates in the European Union.
EXAM TIP
Answers to questions on graphs should include the data, e.g. in questions 1, 2 and 3 you should name the country and give the percentage.
