years: 37.3% (male 571,011/female 563,414)
15-64 years: 59% (male 886,297/female 907,348)
65 years and over: 3.7% (male 45,799/female 65,257) (2005 est.)

Median age:
total: 20.7 years
male: 20.2 years
female: 21.1 years (2005 est.)

Population growth rate:
1.31% (2005 est.)

Birth rate:
27.88 births/1,000 population (2005 est.)

Death rate:
14.82 deaths/1,000 population (2005 est.)

Net migration rate:
0 migrant(s)/1,000 population (2005 est.)

Sex ratio:
at birth: 1.01 male(s)/female
under 15 years: 1.01 male(s)/female
15-64 years: 0.98 male(s)/female
65 years and over: 0.7 male(s)/female
total population: 0.98 male(s)/female (2005 est.)

Infant mortality rate:
total: 92.41 deaths/1,000 live births
male: 98.48 deaths/1,000 live births
female: 86.16 deaths/1,000 live births (2005 est.)

Life expectancy at birth:
total population: 52.26 years
male: 51.17 years
female: 53.39 years (2005 est.)

Total fertility rate:
3.54 children born/woman (2005 est.)

HIV/AIDS - adult prevalence rate:
4.9% (2003 est.)

HIV/AIDS - people living with HIV/AIDS:
90,000 (2003 est.)

HIV/AIDS - deaths:
9,700 (2003 est.)

Major infectious diseases:
degree of risk: very high
food or waterborne diseases: bacterial diarrhea, hepatitis A, and
typhoid fever
vectorborne disease: malaria (2004)

Nationality:
noun: Congolese (singular and plural)
adjective: Congolese or Congo

Ethnic groups:
Kongo 48%, Sangha 20%, M'Bochi 12%, Teke 17%, Europeans and other 3%
note: Europeans estimated at 8,500, mostly French, before the 1997
civil war; may be half that in 1998, following the widespread
destruction of foreign businesses in 1997

Religions:
Christian 50%, animist 48%, Muslim 2%

Languages:
French (official), Lingala and Monokutuba (lingua franca trade
languages), many local languages and dialects (of which Kikongo is
the most widespread)

Literacy:
definition: age 15 and over can read and write
total population: 83.8%
male: 89.6%
female: 78.4% (2003 est.)

Government Congo, Republic of the

Country name:
conventional long form: Republic of the Congo
conventional short form: Congo (Brazzaville)
local long form: Republique du Congo
local short form: none
former: Middle Congo, Congo/Brazzaville, Congo

Government type:
republic

Capital:
Brazzaville

Administrative divisions:
10 regions (regions,