Net migration rate: -0.33 migrant(s)/1,000 population (1997 est.)
Sex ratio: at birth : 1.14 male(s)/female under 15 years: 1.12 male(s)/female 15-64 years: 1.03 male(s)/female 65 years and over: 0.6 male(s)/female total population: 1.02 male(s)/female (1997 est.)
Infant mortality rate: 8 deaths/1,000 live births (1997 est.)
Life expectancy at birth: total population: 73.6 years male : 70.01 years female: 77.69 years (1997 est.)
Total fertility rate: 1.78 children born/woman (1997 est.)
Nationality: noun: Korean(s) adjective: Korean
Ethnic groups: homogeneous (except for about 20,000 Chinese)
Religions: Christianity 49%, Buddhism 47%, Confucianism 3%, pervasive folk religion (shamanism), Chondogyo (Religion of the Heavenly Way), and other 1%
Languages: Korean, English widely taught in high school
Literacy: definition: age 15 and over can read and write total population: 98% male: 99.3% female: 96.7% (1995 est.)