This report summarized the information presented in two pie charts, which show the proportion of the energy produced a country from 1983 to 2003. The categories for energy product include Hydro power, Oil, Nuclear power, Coal, and Natural gas.
In 1983, the largest percentage of the creation of the energy product was for oil, which accounted for 42% of total. The amount of the four other categories were similar, with Coal, Nuclear power, Natural gas, and hydro power making up 23%, 20% 11%, and 4%.
By 2003, the proportion had changed although not drastically. oil became biggest category with 38% of the total and hydro power are the lowest amount at 4%. Regarding Nuclear gas, in decade little change could be seen with difference of 4%, whereas Natural gas had dramatically increased from 11% to 21%. Likewise, Coal had slightly decreased from 23% to 13%.
Overall, it can be seen that there had been little changed over the years.