sentences:  Standard pale lager has been the traditional beer choice for Bulgarians, but with Heineken, Molson Coors and Carlsberg buying up local breweries, the choice for beer drinkers in the premium and economy segments has expanded.Beer imports and exports have started to diverge - exports climbed in 2007 to 8.4 million litres, compared to imports declining to 4.6 million litres.Bulgaria exports mainly to neighbouring countries, such as Macedonia, Romania or Serbia, and to countries where there is an expatriate population, such as the United States, Canada, United Kingdom and Spain.