Merchant marine: total: 46 ships (1,000 GRT or over) totaling 633,219 GRT/970,947 DWT ships by type: bulk 2, cargo 1, chemical tanker 4, liquified gas 4, petroleum tanker 29, roll-on/roll-off 3, short-sea passenger 3 (1999 est.)
Airports: 1,806 (1999 est.)
Airports - with paved runways: total: 233 over 3,047 m: 10 2,438 to 3,047 m: 28 1,524 to 2,437 m: 87 914 to 1,523 m: 81 under 914 m: 27 (1999 est.)
Airports - with unpaved runways: total: 1,573 over 3,047 m: 1 2,438 to 3,047 m: 1 1,524 to 2,437 m: 63 914 to 1,523 m: 473 under 914 m: 1,035 (1999 est.)
Heliports: 2 (1999 est.)
@Mexico:Military
Military branches: National Defense Secretariat (includes Army and Air
Force), Navy Secretariat (includes Naval Air and Marines)
Military manpower - military age: 18 years of age note: starting in 2000, females will be allowed to volunteer for military service
Military manpower - availability: males age 15-49: 26,171,141 (2000 est.)
Military manpower - fit for military service: males age 15-49: 19,022,012 (2000 est.)