The bar chart detail the ratio of renewable energy supplied to the Australia, Sweden, Iceland and Turkey in the year 1997, 2000 and 2010. It is measured in percentage.
Overall, it can be easily seen that Iceland had the highest energy overall each year of the given period. While that of Australia decreased, the energy given to the Sweden increased steadily each year.
To begin, Iceland had a supply of 45% making it the highest in the year 1997. This figure increased by 15% in 3years, then rose to a peak of 70% in the year 2010. Similarly, Turkey which began the period with a little below 40% power, rose slightly to exactly 40% in 2000. However, declined to approximately 33% in year 2010.
In contrast, Australia energy stood at 10% in 1997, after which it witnessed a slight decrease to 7% in 2000. Meanwhile, Sweden which started off as 7% increased, then finished the period at approximately 10%.