With a share of around 33 percent of primary energy consumption oil the most important energy carrier in the world and will remain so for the foreseeable future.
2012, crude oil production increased by 3.6% to a new all-time high of nearly 4,140 million tonnes. Oil consumption, put in the same period by almost 2% to 4.122 million tonnes now.
Overall, the remaining potential (reserves and resources) the end of 2012 was around 548 billion tonnes of crude oil.
The amounts of non-conventional crude oil (bitumen, heavy oil and shale oil) were to be around 218 billion.
In the states of OPEC accounts for 47.5% of the remaining potential of the regions Austral-Asia, Africa and Europe, significantly lower levels of below 20%.