The total armed forces of Kazakhstan are estimated at 60,000, of which approximately 41,000 are estimated to be in the army. Reserves number around 237,000. The army has 650 T-72 battle tanks plus an additional 280 T-62s. There is no navy, and the air force is estimated at 19,000 personnel. There are 164 combat aircraft. The paramilitary consists of 2,000 presidential guards, an estimated 20,000 internal security troops, and an estimated 12,000 border guards. The defense budget in 2001 was $173 million or 1% of GDP.