Iran, the second-biggest supplier of crude to India after Saudi Arabia, accounts for about 14% of the country's oil-import bill.

WSJ: India, Iran Try New Conduit for Oil Payments

Oil accounts for 30% of India's import bill, but the country produces only 25% of its domestic requirement.

BBC: How worrying is India's current account deficit?

Germans had to foot a higher import bill, the statistics office said, no doubt because of higher oil prices.

ECONOMIST: Brutal, in every sense | The

The Philippines has also seen its import bill rise, as has Indonesia, which became a net importer of oil in 2003, despite being the region's only member of the Organisation of Petroleum Exporting Countries.

ECONOMIST: Producers and consumers alike are hit