The first graph illustrates the average global prices per barrel between 1970 and 2005, while the second chart presents how all six-oil countries output export per day.
Overall, the first chart indicates fluctuations in oil prices in decades, with a significant peaks and troughts and the second chart highlights the Saudi Arabia as a dominant oil export country in 2005.
in 1970, the world oil prices were nearly $10 per barrel but the number begun to increase considerably to $80 per barrel by 1980. Following this peak, there was a notable decline in prices, which dropped to approximately to $20 per barrel from 1985 until 2000. Thereafter, the oil prices rose rapidly to almost $60 per barrel by 2005.
Turning to oil export capacities of the leading countries in 2005, Saudi Arabia showed the highest output of 9.5 million barrels per day. There was followed by Russia at 6.5 million barrels per day. Furthmore, Norway,Iran and United Arab Emirates oil-export were the same almost 3 millions barrels per day, respectively. Nigeria exported 2 million barrels per day.
