Businessweek

blocks. Total proved reserves of oil and natural gas, as of December 31, 2012, for Blocks SK 309/311 were 10.3 million barrels and 284.7 billion cubic feet, respectively. The company also has an interest in deepwater Block H offshore Sabah. Total gross acreage held by the company, as of December 31, 2012, in Block H was 1.40 million acres. The company has a 75% interest in gas holding agreements for Kenarong and Pertang discoveries made in Block PM 311, located offshore peninsular Malaysia. Republic of the Congo: The company had interests in Production Sharing Agreements (PSA) covering two offshore blocks in Republic of the Congo – Mer Profonde Sud (MPS) and Mer Profonde Nord (MPN) during 2012. These interests covered approximately 1.33 million gross acres with water depths ranging from 490 to 6,900 feet, and the company operated both blocks. Australia: The company holds six exploration permits in Australia and serves as operator of four of them. The license covers 482 thousand gross acres. The company increased its working interest in this block to 100% in 2012 and subsequently farmed out a 50% working interest and operatorship. Block WA-423-P, also in the Browse Basin, was acquired in 2008. The permit covers approximately 1.42 million gross acres with the company holding a 40% working interest. Block NT/P80 in the Bonaparte Basin, offshore northwestern Australia, was acquired in 2009 and covers approximately 1.20 million gross acres. The company holds 100% working interest in the permit which covers 177,000 gross acres. In August 2012, the company was awarded permit WA-481-P in the Perth Basin, offshore Western Australia. The permit covers approximately 4.30 million gross acres, with water depths ranging from 20 to 300 meters. The company holds a 40% working interest. In 2012, the company acquired a 20% non-operated working interest in permit WA-408-P in the Browse Basin. This block is adjacent to AC/P36 and is in the midst of a two-well exploration campaign. The permit comprises approximately 417,000 gross acres. Indonesia: The company currently has interests in four exploration licenses in Indonesia and serves as operator of all these concessions. In 2008, the company entered into a production sharing contract at a 100% interest, in the South Barito block in south Kalimantan on the island of Borneo. The block covers approximately 745 thousand gross acres. The work commitment calls for geophysical work, 2D seismic acquisition and processing, and two exploration wells. In 2008, the company entered into a production sharing contract in the Semai II block offshore west Papua. The company has a 28.3% interest in the block which covers approximately 543 thousand gross acres after a required partial relinquishment of acreage during 2012. The permit calls for a 3D seismic program and three exploration wells. Brunei: In 2010, the company entered into two production sharing agreements for properties offshore Brunei. The company has a 5% working interest in Block CA-1 and a 30% working interest in Block CA-2. The CA-1 and CA-2 blocks cover 1.44 million and 1.49 million gross acres, respectively. Vietnam: In 2012, the company signed a production sharing contract with Vietnam National Oil and Gas Group and PetroVietnam Exploration Production Company, whereby it acquired 65% interest and operatorship of Blocks 144 and 145. The blocks cover approximately 4.42 million gross acres and are located in the outer Phu Khanh Basin. Iraq: In 2010, the company finalized an agreement with the Kurdistan Regional Government (KRG) in Iraq to acquire an interest in the Central Dohuk block. The company operates and holds a 50% interest in the block. The Central Dohuk block covers approximately 153 thousand gross acres and is located in the Dohuk area of the Kurdistan region in Iraq. Suriname: In 2011, the company signed a production sharing contract with Suriname’s state oil company, Staatsolie Maatschappij Suriname N.V. (Staatsolie), whereby it acquired a 100% working interest and operatorship of Block 48 offshore Suriname. The block encompasses 794 thousand gross acres with water depths ranging from 1,000 to 3,000