MOSCOW, August 19 (RIA Novosti) - Russia's oil exports declined 5.2% year-on-year in January-June to 122.5 million metric tons (897 million barrels), the country's top statistics body said on Tuesday.

According to the Russian State Statistics Service (Rosstat), oil accounted for 36.4% of Russian exports and 52.3% of fuel and energy product exports in January-June 2008.

Rosstat reported on Monday that oil output in Russia declined 0.8% year-on-year in January-July to 283 million metric tons (2.07 bln bbls).