People
Nationality: Noun and adjective--Cambodian(s), Khmer.
Population (2003 est.): 12,313,486.
Avg. annual growth rate 2.5%.
Health: Infant mortality rate--95 /1,000. Life expectancy--54 years male; 58 years female.
Ethnic groups: Cambodian 90%; Chinese and Vietnamese 5% each; small numbers of hill tribes, Chams, and Burmese.
Religions: Theravada Buddhism 95%; Islam; animism; Christian.
Languages: Khmer (official) spoken by more than 95% of the population, including minorities; some French still spoken; English increasingly popular as a second language.
Education: Years compulsory--none. Enrollment--primary school, 93%; grades 7 to 9, 20%; grades 10 to 12, 7%; and post-secondary, 1.2%. Literacy (total population over 15 that can read and write, 1998)--67.3% (male 79.5%; female 57.0%).
source: http://www.state.gov