The bar chart compares several Gulf countries in terms of oil production capacity in millions of barrels between 1990 and 2000. Units are measured in millions.
Overall, all countries in question experienced a slight increase over the period. Apparently, the most significant rise was seen in Saudi Arabia, while Qatar remained the lowest point compared to other countries.
As far as Saudi Arabia concerned, it started off just over 8 million of barrels per day (bpd) in 1990, increasing gradually throughout, notably crossed 12 million of barrel threshold in 2005. By the end of the year, it recorded its the highest point with just over 14 million of barrels. Conversely, Qatar showed comparable level of output in almost each year with roughly 0.8 million of barrels except the year of 2000, that experienced little bit a rise.
With regard to other countries, Iran and Kuwait doubled their output within the period starting with approximately 2 and 1.8 million of barrels reached to 4 and 3.8 million of barrels respectively and 2000 before rising gradually until nearly 4 million of barrels in 2010. Moreover, Iran going on and 2000 before rising gradually until nearly 4 million of barrels in 2010. Moreover, Iran going on climbing consistently from up to 3 million of barrels, slightly surpassed 4 million of barrel mark in the end of the year.