Uzbek migrant workers are expected to experience losses amid the depreciation of the Russian rouble and difficulties wiring the money back to their homes due to sanctions imposed on some of the Russian banks.

Urals crude is exported by both pipeline and sea. Seaborne deliveries are via two other major routes -- Primorsk and Ust Luga on the Baltic Sea and Novorossiisk on the Black Sea.

Azerbaijan is now set to produce 675,000 bpd in March and 682,000 bpd in April.

Armenia's economy has expanded by 5.7 percent last year, backed by a rise in prices for commodities on world markets, growth in agriculture and robust tax collections figures.