Net migration rate: 5.27 migrant(s)/1,000 population (2000 est.)
Sex ratio: at birth: 1.07 male(s)/female under 15 years: 1.06 male(s)/female 15-64 years: 1 male(s)/female 65 years and over: 0.76 male(s)/female total population: 0.98 male(s)/female (2000 est.)
Infant mortality rate: 5.62 deaths/1,000 live births (2000 est.)
Life expectancy at birth: total population: 76.81 years male: 74.06 years female: 79.74 years (2000 est.)
Total fertility rate: 1.91 children born/woman (2000 est.)
Nationality: noun: Irishman(men), Irishwoman(women), Irish (collective plural) adjective: Irish
Ethnic groups: Celtic, English
Religions: Roman Catholic 91.6%, Church of Ireland 2.5%, other 5.9% (1998)
Languages: English is the language generally used, Irish (Gaelic) spoken mainly in areas located along the western seaboard
Literacy: definition: age 15 and over can read and write total population: 98% (1981 est.) male: NA% female: NA%