Table: eu_enlargement_stats_4
Columns: member_countries
population
area_km
gdp_billion_us
gdp_per_capita_us

Question: What is the GDP of the nation with 56,210,000 people?
SQL: SELECT "gdp_per_capita_us" FROM eu_enlargement_stats_4 WHERE "population" = '56,210,000'

Question: What is the area of the nation with GDP per capita (US$) of 11,929?
SQL: SELECT "area_km" FROM eu_enlargement_stats_4 WHERE "gdp_per_capita_us" = '11,929'

Question: What is the population of the nation that has a GDP per capita (US$) of 11,929?
SQL: SELECT "population" FROM eu_enlargement_stats_4 WHERE "gdp_per_capita_us" = '11,929'

Question: What is the Population of the nation that has an Area (km²) of 70,273?
SQL: SELECT "population" FROM eu_enlargement_stats_4 WHERE "area_km" = '70,273'

Question: What is the Population of the nation that has a Member countries consisting of existing members (1973)?
SQL: SELECT "population" FROM eu_enlargement_stats_4 WHERE "member_countries" = 'existing members (1973)'