The Indonesian armed forces consist of an army, a navy, and an air force, totaling 297,000 personnel in 2002 with reserves numbering 400,000. The army of 230,000 includes provincial and special forces. The air force of 27,000 personnel has 90 combat aircraft. The navy, with 40,000 personnel (including naval aviators and marines), has two submarines, 17 frigates, and 58 large patrol craft. Paramilitary forces include a 195,000-man police force and three other armed security forces. Indonesia spent $1 billion for defense in 1998–99 or 1.3% of GDP. Indonesia provides support to peacekeeping missions in five regions. It faces opposition forces of approximately 2,150.