The graph shows the crude oil production output of Angola from 1980 to 1999. Units are measured in thousands of barrels per day. Summarise the information by selecting and reporting the main features, and make comparisons where relevant. Write at least 150 words.

The graph shows the crude oil production output of Angola from 1980 to 1999. The oil production in 1980 is very minimum. The production increases year by year after 1980. In 1981 and 1982 the oil production reduce a little but after the 1982 the oil starting to rise. In Angola, The oil at its […]