The bar chart illustrate the pecentage of renewable energy is consumed by four countries in the total energy of three periods.
Overall, it can be seen clearly that the proportion of renewable energy of Norway was significantly increase , while the figure for Australia was considerably in the periods 2000-2007.
In more detail, in 2000 the percentage of renewable energy of Norway was the significantly went upat 65%. The figure for Iceland underwent a gradual rise at 55%. However, the proportion of renewable energy of Germany was minimally climbed at 12%, which later slightly decrease to 8% of Australia.
Nonetheless, from 2006 the figure for Norway experience a substantial increase at 65%. There was a steady rise in Iceland at 60%. The porportion of renewable energy of Germany was slightly growth at 15%, before it marginally fell to 10% of Australia.
Besides, from 2007 the figure for Norway was notably climbed at 79%. The porportion of renewable energy of Iceland underwent a consistent growth at 60%. The figure for Germany was modest increase at 19%, while the figure for Australia was slightly decrease at 10%.
