Accounting For Suspended Exploratory Well Costs (Tables)

			2015	2014	2013
			(millions of dollars)

Balance beginning at January 1			3,587	2,707	2,679
	Additions pending the determination of proved reserves		847	1,095	293
	Charged to expense		(5)	(28)	(52)
	Reclassifications to wells, facilities and equipment based on the
		determination of proved reserves	(43)	(160)	(107)
	Divestments/Other		(14)	(27)	(106)
Ending balance at December 31			4,372	3,587	2,707
Ending balance attributed to equity companies included above			696	645	13

			2015	2014	2013
			(millions of dollars)

Capitalized for a period of one year or less			847	1,095	293
	Capitalized for a period of between one and five years		2,386	1,659	1,705
	Capitalized for a period of between five and ten years		826	544	470
	Capitalized for a period of greater than ten years		313	289	239
Capitalized for a period greater than one year - subtotal			3,525	2,492	2,414
		Total	4,372	3,587	2,707

			2015	2014	2013
Number of projects with first capitalized well drilled in the preceding 12 months			4	8	8
Number of projects that have exploratory well costs capitalized for a period
	of greater than 12 months		55	53	50
		Total	59	61	58

			Years
		Dec. 31,	Wells
Country/Project		2015	Drilled	Comment
	(millions of dollars)
Angola
- Kaombo Split Hub Phase 2		20	2005 - 2006	Evaluating development plan to tie into planned production facilities.
- Perpetua-Zinia-Acacia		15	2008 - 2009	Oil field near Pazflor development, awaiting capacity in existing/planned infrastructure.
Australia
- East Pilchard		7	2001	Gas field near Kipper/Tuna development, awaiting capacity in existing/planned
				infrastructure.
- SE Longtom		11	2010	Gas field near Tuna development, awaiting capacity in existing/planned infrastructure.
- SE Remora		34	2010	Gas field near Marlin development, awaiting capacity in existing/planned infrastructure.
Canada
- Horn River		241	2009 - 2012	Evaluating development alternatives to tie into planned infrastructure.
Indonesia
- Alas Tua West		16	2010	Evaluating development plan to tie into planned production facilities.
- Cepu Gas		29	2008 - 2011	Development activity under way, while continuing commercial discussions with the
				government.
- Kedung Keris		11	2011	Evaluating development plan to tie into planned production facilities.
- Natuna		118	1981 - 1983	Development activity under way, while continuing discussions with the government
				on contract terms pursuant to executed Heads of Agreement.
Kazakhstan
- Kairan		53	2004 - 2007	Evaluating commercialization and field development alternatives, while continuing
				discussions with the government regarding the development plan.
- Kalamkas		18	2006 - 2009	Evaluating development alternatives, while continuing discussions with the
				government regarding development plan.
Malaysia
- Bindu		2	1995	Awaiting capacity in existing/planned infrastructure.
Nigeria
- Bolia		15	2002 - 2006	Evaluating development plan, while continuing discussions with the government
				regarding regional hub strategy.
- Bosi		79	2002 - 2006	Development activity under way, while continuing discussions with the government
				regarding development plan.
- Bosi Central		16	2006	Development activity under way, while continuing discussions with the government
				regarding development plan.
- Erha Northeast		26	2008	Evaluating development plan for tieback to existing production facilities.
- Pegi		32	2009	Awaiting capacity in existing/planned infrastructure.
- Satellite Field		12	2013	Evaluating development plan to tie into planned production facilities.
Development Phase 2
- Other (4 projects)		14	2002	Evaluating and pursuing development of several additional discoveries.
Norway
- Gamma		13	2008 - 2009	Evaluating development plan for tieback to existing production facilities.
- Lavrans		15	1995 - 1999	Evaluating development plan, awaiting capacity in existing Kristin production facility.
- Other (7 projects)		25	2008 - 2014	Evaluating development plans, including potential for tieback to existing production
				facilities.
Papua New Guinea
- Juha		28	2007	Progressing development plans to tie into existing LNG facilities.
Republic of Congo
- Mer Tres Profonde Sud		56	2000 - 2007	Evaluating development alternatives, while continuing discussions with the government
				regarding development plan.
United Kingdom
- Phyllis		8	2004	Evaluating development plan for tieback to existing production facilities.
United States
- Hadrian North		209	2010 - 2013	Evaluating development plan to tie into existing production facilities.
- Tip Top		31	2009	Evaluating development concept and requisite facility upgrades.
Total 2015 (37 projects)		1,154