The pie charts demostrates how electrticity used by two different industries in 1995 to 2005.
Overall, frist pie chart shows that in 1995 service and household was slightly lower precenteges of using electricity whereas in 2005 these factors shown as much higher in comparison 1995. Secondly, usage of food, fishery, manufactoring precenteges in 2005 was less drammatically decreased. However, in 1995 given three factors was higher in a comparision in 2005.
Focusing on 1995 pie chart we can clearly see how only two precenteges differenciates from 2005. As for other (food, fishery, manufactoring) aspects are the most higher in a comparision between them two. For instance, 1995 food precentage is higher for 3% than in 2005 which is 21%. On the other hand, fishery precentage 7% higher also manufactoring for 2%.
Finally, giving attention to 2005 pie chart we can see how only two of them are increased as for others they are oppositely decreased.