MOSCOW, August 21. /TASS/. The Bank of Russia set the official dollar rate at 91.6862 rubles for August 22, up 0.99 rubles against the previous indicator.

The official euro rate was increased by 1.75 rubles to 101.9508 rubles. The official yuan rate is fixed at 12.2114 rubles, up ten kopecks.

The Central Bank said on June 13 that it would fix official dollar and euro rates against the ruble on the basis of reports of banks on results of transactions in the over-the-counter currency market.