According to Statistics Canada, Canada's exports and imports of energy (combined totals of fossil fuels, hydro, and nuclear, all measured in petajoules) over a five-year period were as follows:

a. Using 2005 as the base year, construct index numbers for each of exports and imports.

b. Were exports or imports more volatile over this time period? Explain how you know.

c. Using your constructed index numbers, what was the percentage change in exports and imports from 2007 to 2009?

d. Can you provide a possible explanation for why Canada's exports of energy fell so dramatically from 2007 to 2009?

Transcribed Image Text:

Exports Imports 2005 8662 3139 2006 8899 2977 2007 9331 3124 2008 9302 3010 2009 7902 2945