Ethnic groups:
Spanish, Italian, Portuguese, Arab, German, African, indigenous people
Religions:
nominally Roman Catholic 96%, Protestant 2%, other 2%
Languages:
Spanish (official), numerous indigenous dialects
Literacy:
definition: age 15 and over can read and write total population: 93% male: 93.3% female: 92.7% (2001 census)
School life expectancy (primary to tertiary education):
total: 12 years male: 11 years female: 12 years (2003)