The chart below shows that proportion of the energy produced in a country between 1985 and 2003

The pie chart depicts the generation of electricity from various sources in a country over the period of 18 years, from 1985 to 2003. As shown in the pie chart, there are six various proportions of sources such as natural gas, coal, hydrogen, nuclear, oil, and other renewable sources. According to statistics, the generation of electricity by using natural gas rose from 13 percent in 1985 to 23 percent in 2003. Usage of coal was 8% in 1998 after 18 years, it got increased by 5%. There was a negligible amount of growth in other renewable sources. In 1985, utilization of oil crossed half of the proportion, but, in 2003, it fell drastically (39 percent). Nuclear power sunk to 17% from 22%. Hydrogen power remains unchanged over the period of time. Shortly stated, Coal, nuclear, and other resources continued to grow, while nuclear and oil decreased. However, hydrogen remains constant.