Eurostat is the statistical arm of the European Union, and its Web site offers a wealth of data on member countries. Topics range from socio-economic conditions to the environment, agriculture to external trade. From the home page, click on the "facts through figures" link to tailor your own data search. Which EU country consumes the most tobacco? Greece - 39 percent of its population smokes. Where do the most young unmarried couples live together? Denmark - a whopping 72 percent of couples under age 30 who are living together are not husband and wife. Other links provide economic indicators, such as unemployment rates, inflation, and trade figures. And if you can't find what you're looking for, the web site provides contact information for the statistical agencies of individual EU countries.