The line graph illustrates how much infinite power consumed compared to the conventional energy between 1971 and 2006.
Overall, there was a general increase in natural plenish reusable in 6 countries examined, with the United Kingdom witnessing the growth but consistently having the lowest figure. Despite it, Finland started at the highest point but slightly decreased in the last year of the period.
The amount of natural energy had been used in the United States and Denmark saw a variant fluctuation before the United States ended at just under 20 and surpassed Denmark in 2006 which was about 17. Similar changes, but to lesser extents, were seen in the figure for Finland declined to about 23.
France, Germany, and the United Kingdom saw a considerable rise throughout the year without many changes in the amount from about 8 to just under 15, from exactly 5 to 13 and from the lowest point of 1 jump to about 6 respectively.