The share of the Russian ruble in the foreign currency basket has reached 50 %.<br> <br>A new foreign currency basket has been introduced inBelarustoday. Half of it is made up by the Russian ruble, the dollar retaining its 30 % share. The euro"s share is 20 %.<br>The National Bank has changed the currency structure in favour of the Russian ruble on the basis of the neighbouring country"s share inBelarus" foreign trade turnover. As for the dollar and the euro, their share was determined at Belarusian Currency and Stock Exchange trading.