The given pie charts illustrate information about electricity consumption across five different factories in a country from 1995 to 2005.
Overall, it is clear that the electricity usage in the fishery, food, and manufacturing sectors experienced a significant decrease, while the proportion of electricity used by households and services saw an increase during this period.
In 1995, the manufacturing sector had the largest proportion of electricity consumption, accounting for 33% of the total. This was followed by food production and fishery sectors, which represented 24% and 20% of total electricity usage, respectively. Households consumed 15% of total electricity, while the service industries had the smallest share, using only 8%.
By 2005, the manufacturing sector still had the highest percentage of electricity usage, although it decreased slightly to 31%. Households accounted for 20% of total consumption, while food production used 21% of energy. The service and fishery industries had the lowest electricity consumption, at 15% and 13%, respectively