male: 1,109,981

female: 1,072,094 (2009 est.)

Military expenditures:

0.5% of GDP (2006 est.) country comparison to the world: 161

Transnational Issues ::Mexico

Disputes - international:

abundant rainfall in recent years along much of the Mexico-US border region has ameliorated periodically strained water-sharing arrangements; the US has intensified security measures to monitor and control legal and illegal personnel, transport, and commodities across its border with Mexico; Mexico must deal with thousands of impoverished Guatemalans and other Central Americans who cross the porous border looking for work in Mexico and the United States

Refugees and internally displaced persons:

IDPs: 5,500-10,000 (government's quashing of Zapatista uprising in 1994 in eastern Chiapas Region) (2007)

Illicit drugs: