The bar chart provides information of four different country which provided renewable energy of populations during the three years .
Overall, Norway and Iceland supply more energy , whereas on the pther two country was shown the lowest point .
Relatively , more water was used to supply energy to population in Norway and Iceland . The most highest rate was in Norway , it’s increased steadily year-by-year about 60 to 80 at the end of the year between 2000 and 2007. The second country rose slightly at 50 in 2004 , but then it decreased a little about 60 in 2007.
However , the other two countries Australia didn’t rise significantly , it continue stable approximately 10, Germany increased slightly from 10 to 20 betweenn 2000 and 2007.