The average price of a barrel of crude oil in 1901 was 96 cents.
THE ANSWER IS 31
Oil was struck on January 10, 1901.
1901
Canada is America's largest foreign supplier of crude. In 2007, total oil exports to the U.S. exceeded 2.4 million barrels per day.
1880-1900
In 1977, the average price for a barrel of crude oil was $14.40 (about $60.00 in today's dollars).
The average price for a barrel of crude oil in 2000 was: $26.72
The average price for a barrel of crude oil in May 2007 was: $58.90
In 1997, the average price for a barrel of crude oil was $18.64 (about $30.00 in today's dollars).
From 2005-2010, the average price for a barrel of crude oil is: about $67.00.
In 1976, the average price for a barrel of crude oil was $13.10 (about $50.19 today).
The highest price for barrel of crude oil reached $128.08in July 2008.
The average price of a barrel of crude oil in 1992 was $15.99
The average price of a barrel of crude oil in 1965 was $2.86
The average price of a barrel of crude oil in 1967 was $2.92
future price
In short, weakening of the US dollar, e.g., due to the weakening US economy, causes crude oil prices to go up. Strengthening dollar makes the price of crude oil to decrease. It is explained by the Purchasing Power Parity theory, which assumes that the producers of crude oil should get the same price for oil in their own currency, after exchanging dollars they receive for crude oil.