Dollar's rate increases by 2,8 times in 2011
The American currency was sold for Br 3000 on December 31, 2010 and for Br 8.350 on December 31, 2011.
The maximal rate of the USD was recorded on November 11-14 - Br 8850. The minimal one was on January 4 - Br 2999.
The official rate of the euro increased by 172% for the year, while the Russian rouble got 165% more expensive, BelaPAN informs.