Financial details that Saudi Arabia has released for the first time since the 1970s showed the reserves of the world's number one oil firm, Saudi Aramco, are much lower than expected.
Saudi Aramco is attempting to raise capital to buy a petrochemicals company after a planned stock offering was put on hold last year and reported the data in a prospectus for potential investors.
Al Jazeera's Osama Bin Javaid reports.
