The charts show the sources of electricity produced in 4 countries between 2003 and 2008 Summarise the information by selecting and reporting the main features and make comparisons where relevant

Overall, in 1985 oil was the most source of energy production, followed by nuclear, natural gas and lastly coal. By 2003, the figure for energy production from oil declined remarkably but was still the most used, hydro remained unchanged while the percenatge of energy produced from natural gas and coal witnessed an upward trend.
In 1985, the proportion of energy processed from oil occupied over one-fifth of the total, though it haddeclined to 39% by 2003. Similarly, nuclear was also the second most common sources of energy with the figure being recorded at 22% and plunged to 8% over the next 18 years.
On the contrary, the starting point of coal and natural gas was lower with 8% and 13% respectively which would increased to the nearly identical figure (22% and 23%). Energy produced from hydro accounted for 4% in 1985 and remained unchanged in 1985, while other renewable energy was not a popular source of energy (1%) in 2003 and rose to 4% in 2003.