Unlike most of its neighbors, Jordan has no significant petroleum resources of its own and is heavily dependent on oil imports to fulfill its domestic energy needs. In 2002 proved oil reserves totaled only . Jordan produced only in 2004 but consumed an estimated . According to U.S. government figures, oil imports had reached about in 2004. The Iraq invasion of 2003 disrupted Jordan's primary oil supply route from its eastern neighbor, which under Saddam Hussein had provided the kingdom with highly discounted crude oil via overland truck routes. Since late 2003, an alternative supply route by tanker through the Al Aqabah port has been established; Saudi Arabia is now Jordan's primary source of imported oil; Kuwait and the United Arab Emirates (UAE) are secondary sources. Although not so heavily discounted as Iraqi crude oil, supplies from Saudi Arabia and the UAE are subsidized to some extent.