Table 1.  Energy Price and Expenditure Estimates by Source, Selected Years, 1970-2006, United States
Year	Primary Energy																											Electric Power Sector f,g		Retail Electricity	Total Energy f,h
	Coal					Coal Coke		Natural Gas a		Petroleum												Nuclear Fuel		Biomass e		Total f,g,h
	Coking Coal	Steam Coal		Total		Exports	Imports			Distillate Fuel Oil		Jet Fuel	LPG b		Motor Gasoline c		Residual Fuel Oil	Other d		Total
	Prices in Nominal Dollars per Million Btu
1970	0.45	0.36		0.38		1.27	0.93	0.59		1.16		0.73	1.46		2.85		0.42	1.38		1.72		0.18		1.29		1.08		0.32		4.98	1.65
1971	0.52	0.40		0.42		1.20	1.17	0.63		1.22		0.77	1.49		2.90		0.58	1.45		1.79		0.18		1.31		1.15		0.38		5.30	1.76
1972	0.59	0.41		0.45		1.01	1.01	0.68		1.22		0.79	1.52		2.88		0.62	1.49		1.78		0.18		1.33		1.18		0.42		5.54	1.84
1973	0.68	0.43		0.48		0.96	1.47	0.73		1.46		0.92	2.02		3.10		0.75	1.58		1.97		0.19		1.39		1.29		0.47		5.86	2.02
1974	1.36	0.77		0.88		1.37	2.20	0.89		2.44		1.58	2.81		4.32		1.82	2.60		3.06		0.20		1.50		1.94		0.87		7.42	2.87
1975	1.65	0.90		1.03		2.37	3.47	1.18		2.60		2.05	2.97		4.65		1.93	2.94		3.35		0.24		1.50		2.19		0.97		8.61	3.33
1976	1.65	0.91		1.04		2.05	3.41	1.46		2.77		2.25	3.21		4.84		1.90	3.08		3.47		0.25		1.53		2.34		1.03		9.13	3.57
1977	1.72	1.00		1.11		2.32	3.06	1.76		3.11		2.59	3.65		5.13		2.14	3.27		3.73		0.27		1.58		2.58		1.17		10.11	3.98
1978	1.94	1.17		1.27		2.87	2.90	1.95		3.26		2.87	3.60		5.24		2.08	3.45		3.84		0.30		1.61		2.71		1.27		10.92	4.23
1979	1.89	1.27		1.36		2.26	3.45	2.31		4.69		3.90	4.50		7.11		2.83	4.70		5.23		0.34		1.88		3.47		1.50		11.78	5.21
1980	2.10	1.38		1.46		2.54	3.19	2.86		6.70		6.36	5.64		9.84		3.88	7.04		7.40		0.43		2.26		4.57		1.77		13.95	6.90	[R ]
1981	2.34	1.56		1.64		2.55	3.28	3.42	[R ]	8.03		7.57	6.18		10.94		4.91	8.67		8.68		0.48		2.52		5.25		2.04		16.14	8.04	[R ]
1982	2.43	1.67		1.73		2.49	3.10	4.22	[R ]	7.78		7.23	6.66		10.39		4.65	7.87		8.40		0.54		2.60		5.33		2.05		18.16	8.47	[R ]
1983	2.14	1.67		1.70		2.76	2.25	4.72		7.32		6.53	7.17		9.12		4.50	7.60		7.77		0.58		2.44		5.12		2.02		18.62	8.40	[R ]
1984	2.09	1.68		1.71		2.68	3.27	4.74	[R ]	7.37		6.25	6.93		8.89		4.75	7.67		7.68		0.67		2.53		5.03		2.02		18.50	8.29	[R ]
1985	2.03	1.67		1.69		2.76	2.99	4.61		7.22		5.91	6.55		9.01		4.30	7.55		7.63		0.71		2.47		4.92		1.90	[R ]	19.05	8.37
1986	1.90	1.60		1.62		2.63	3.11	4.07		5.68		3.92	6.44		6.79		2.37	5.80		5.73		0.70		2.12		3.97		1.60		19.05	7.31	[R ]
1987	1.74	1.52		1.53		3.37	2.40	3.77		5.97		4.03	6.07		7.23		2.86	5.63		6.04		0.71		2.07		4.00		1.57		18.74	7.34
1988	1.79	1.48		1.50		2.85	2.90	3.77	[R ]	5.83		3.80	5.88		7.33		2.35	5.26		5.91		0.73		2.09		3.89		1.49		18.68	7.27	[R ]
1989	1.78	1.47		1.48		2.98	3.79	3.82		6.43		4.39	5.54		8.02		2.72	5.50		6.43		0.70		1.42	[i]	4.07		1.51		18.98	7.56	[R ]
1990	1.79	1.48		1.49		3.53	3.80	3.81	[R ]	7.68		5.68	6.77		9.12		3.17	5.82		7.47		0.67		1.32		4.46		1.48		19.32	8.25
1991	1.83	1.46		1.48		2.86	3.41	3.74		7.29		4.83	6.81		8.93		2.62	5.74		7.20		0.63		1.39		4.29		1.40		19.84	8.21	[R ]
1992	1.83	1.44		1.45		2.78	3.35	3.83		7.09		4.52	6.21		8.96		2.28	5.52		7.07		0.59		1.32		4.24		1.38		20.06	8.14	[R ]
1993	1.79	1.41		1.42		2.88	3.22	4.10		7.08		4.29	6.23		8.83		2.26	5.50		7.01		0.56		1.28		4.26		1.40		20.38	8.26	[R ]
1994	1.73	1.38		1.39		2.46	3.31	4.07	[R ]	6.99		3.95	6.66		8.96		2.32	5.47		7.06		0.56		1.39		4.27		1.36		20.33	8.31	[R ]
1995	1.76	1.35		1.37		2.71	3.43	3.73		6.98		4.00	6.56		9.22		2.46	5.74		7.29		0.54		1.40		4.23		1.29		20.29	8.29	[R ]
1996	1.77	1.32		1.33		2.20	3.87	4.25		7.87		4.82	8.03		9.85		2.80	6.19		8.02		0.51		1.25		4.63		1.35		20.16	8.76	[R ]
1997	1.79	1.30		1.32		2.64	3.25	4.52	[R ]	7.66		4.53	7.43		9.81		2.93	5.88		7.86		0.51		1.15		4.66		1.38		20.13	8.80
1998	1.69	1.28		1.29		3.73	3.07	4.13		6.57		3.35	6.01		8.45		2.15	5.04		6.64		0.50		1.27		4.08		1.32		19.80	8.20
1999	1.69	1.25		1.27		3.88	2.83	4.15	[R ]	7.19		4.01	6.65		9.31		2.51	5.30		7.33		0.48		1.34		4.37		1.33		19.52	8.54	[R ]
2000	1.67	1.23		1.24		3.64	2.66	5.62		9.86		6.64	10.20		12.01		4.32	6.97		9.91		0.46		1.58		5.73		1.71		20.03	10.34
2001	1.74	1.27		1.29		3.27	3.04	6.87		9.17		5.72	9.61		11.35		3.99	6.36		9.32		0.44		2.08	[R ]	5.83	[R ]	1.85	[R ]	21.41	10.74	[R ]
2002	1.94	1.28		1.30		3.25	3.04	5.27		8.63		5.33	8.15		10.67		3.91	6.54		8.82		0.43		2.19	[R ]	5.24	[R ]	1.54	[R ]	21.15	10.04	[R ]
2003	1.93	1.30		1.32		3.88	3.49	7.00		10.04		6.46	10.41		12.34		4.75	7.55		10.31		0.42		1.98	[R ]	6.26	[R ]	1.84	[R ]	21.85	11.38	[R ]
2004	2.31	1.39		1.41		3.28	7.23	7.94	[R ]	12.21	[R ]	8.93	12.33		14.57		4.92	8.48		12.22	[R ]	0.42		2.17	[R ]	7.36		2.00	[R ]	22.38	12.87	[R ]
2005	3.19	1.58		1.62		3.39	8.92	9.91	[R ]	16.40	[R ]	12.86	14.65		17.83		6.65	10.83	[R ]	15.50	[R ]	0.43		3.13	[R ]	9.22	[R ]	2.61	[R ]	23.92	15.52	[R ]
2006	3.54	1.73		1.78		3.19	6.31	9.62		18.52		14.80	16.95		20.27		7.92	13.16		17.89		0.44		3.18		10.20		2.48		26.15	17.35
	Expenditures in Million Nominal Dollars
1970	1,175	3,455		4,630		-78	4	10,891		6,253		1,441	2,446		31,596		2,046	4,172		47,955		44		438		63,923		-4,357		23,345	82,911
1971	1,163	3,739		4,902		-45	5	12,065		6,890		1,582	2,531		33,478		2,933	4,449		51,864		73		446		69,360		-5,491		26,202	90,071
1972	1,379	4,036		5,415		-31	5	13,198		7,552		1,682	2,889		35,346		3,458	4,777		55,702		104		476		74,947		-6,551		29,712	98,108
1973	1,724	4,519		6,243		-33	40	13,933		9,524		2,001	3,933		39,667		4,667	5,318		65,109		177		502		86,106		-7,952		33,774	111,928
1974	3,284	7,835		11,118		-44	193	16,380		15,217		3,208	5,273		54,194		10,547	8,284		96,723		259		544		125,341		-14,558		42,586	153,370
1975	3,692	9,329		13,021		-75	156	20,061		15,680		4,193	5,231		59,446		10,374	8,493		103,416		448		534		137,712		-16,545		50,680	171,846
1976	3,740	10,311		14,051		-67	111	25,097		18,402		4,567	5,993		64,977		11,648	9,925		115,513		520		622		156,003		-19,078		56,972	193,897
1977	3,579	11,837		15,416		-71	139	29,602		22,004		5,517	6,824		70,591		14,381	11,790		131,106		743		694		177,952		-23,715		66,225	220,461
1978	3,703	13,848		17,551		-49	411	33,185		23,587		6,205	6,621		74,513		13,747	13,348		138,021		915		782		191,196		-26,125		74,159	239,230
1979	3,920	16,456		20,376		-81	340	40,785		32,854		8,603	9,383		95,916		17,656	18,785		183,197		941		964		246,963		-31,472		82,051	297,543
1980	3,753	18,853		22,607		-130	52	50,488	[R ]	40,797		13,923	10,926		124,408		21,573	26,049		237,676		1,189		1,232	[R ]	313,705	[R ]	-38,010	[R ]	98,095	373,790	[R ]
1981	3,831	22,327		26,159		-74	43	59,785	[R ]	48,200		15,607	11,900		138,138		22,668	28,571		265,084		1,436		1,429		354,937	[R ]	-44,252	[R ]	116,455	427,140	[R ]
1982	2,661	23,688		26,349		-61	9	67,539	[R ]	44,087		14,974	12,925		130,305		17,632	22,447		242,372		1,684		1,510		340,645	[R ]	-42,336	[R ]	127,393	425,703	[R ]
1983	2,128	24,859		26,987		-46	2	71,231	[R ]	41,846		13,979	14,083		115,803		14,099	21,573		221,382		1,859		1,517		324,484	[R ]	-42,546	[R ]	134,731	416,670	[R ]
1984	2,461	26,564		29,025		-69	47	76,537	[R ]	44,668		15,097	14,143		114,429		14,410	22,646		225,392		2,384		1,608		336,616	[R ]	-44,669	[R ]	142,420	434,367	[R ]
1985	2,228	27,450		29,678		-77	43	72,255	[R ]	43,972		14,747	13,579		118,048		11,493	22,088		223,928		2,878		1,597		332,238	[R ]	-43,953	[R ]	149,233	437,517	[R ]
1986	1,825	26,030		27,855		-66	25	59,147	[R ]	35,113		10,505	12,726		91,529		7,486	17,647		175,005		3,061		1,352		268,078	[R ]	-37,009	[R ]	151,793	382,861	[R ]
1987	1,718	25,815		27,532		-48	55	57,575	[R ]	37,729		11,448	12,887		99,864		8,062	17,687		187,677		3,378		1,300		279,569	[R ]	-38,172	[R ]	154,685	396,082	[R ]
1988	2,006	26,327		28,333		-77	194	60,643	[R ]	38,776		11,318	12,806		103,323		7,259	16,779		190,260		4,057		1,378		286,470	[R ]	-38,544	[R ]	162,063	409,989	[R ]
1989	1,934	26,350		28,284		-80	217	65,736	[R ]	43,159		13,434	12,187		112,720		8,357	17,060		206,917		3,939		2,270	[i]	308,647	[R ]	-40,819	[R ]	169,332	437,160	[R ]
1990	1,862	26,740		28,602		-50	72	64,752	[R ]	49,335		17,784	13,715		126,558		8,721	19,255		235,368		4,104		1,997		335,949	[R ]	-40,609	[R ]	176,691	472,030	[R ]
1991	1,660	26,469		28,129		-56	100	65,474	[R ]	45,269		14,609	14,976		123,118		6,784	18,231		222,987		4,073		2,165		324,062	[R ]	-38,735	[R ]	184,767	470,095	[R ]
1992	1,587	26,189		27,776		-48	174	69,553	[R ]	45,019		13,559	14,213		125,249		5,585	18,363		221,988		3,802		2,194		326,811	[R ]	-38,648	[R ]	186,906	475,069	[R ]
1993	1,505	26,723		28,229		-76	172	76,490	[R ]	45,732		13,002	14,018		126,560		5,449	18,318		223,079		3,597		2,193		334,391	[R ]	-40,298	[R ]	196,532	490,624	[R ]
1994	1,473	26,242		27,715		-60	274	78,054	[R ]	47,002		12,474	16,361		130,068		5,296	18,701		229,901		3,777		2,521		343,197	[R ]	-40,336	[R ]	200,831	503,693	[R ]
1995	1,558	25,874		27,431		-91	325	74,544	[R ]	47,533		12,525	16,306		136,647		4,676	19,218		236,905		3,810		2,938		346,769	[R ]	-39,058	[R ]	205,876	513,587	[R ]
1996	1,507	26,521		28,028		-88	244	86,388	[R ]	56,455		15,770	21,208		148,344		5,313	21,086		268,176		3,624		2,668		389,985	[R ]	-41,635	[R ]	211,105	559,455	[R ]
1997	1,453	26,825		28,277		-83	253	92,857	[R ]	55,922	[R ]	15,000	19,905		149,668		5,206	21,578		267,279	[R ]	3,369		2,425	[R ]	395,363	[R ]	-42,929	[R ]	213,843	566,277	[R ]
1998	1,304	26,585		27,888		-104	292	83,147	[R ]	48,350		11,239	15,388		132,730		4,280	19,912		231,898		3,555		2,477		350,214	[R ]	-43,291	[R ]	218,361	525,285	[R ]
1999	1,306	26,003		27,310		-86	226	84,485	[R ]	54,565	[R ]	13,878	19,184		149,260		4,686	21,221		262,793	[R ]	3,643		2,659	[R ]	382,309	[R ]	-44,670	[R ]	218,413	556,052	[R ]
2000	1,327	26,752		28,080		-103	249	118,530	[R ]	78,182	[R ]	23,777	29,879		193,947		8,870	26,208		360,864	[R ]	3,628		3,194	[R ]	517,223	[R ]	-60,026	[R ]	231,577	688,774	[R ]
2001	1,247	26,956		28,202		-109	191	138,742	[R ]	74,920	[R ]	19,602	25,734		185,892		7,266	22,911		336,325	[R ]	3,524		3,494	[R ]	513,058	[R ]	-64,644	[R ]	245,483	693,897	[R ]
2002	1,258	27,254		28,511		-64	244	110,948	[R ]	69,228	[R ]	17,802	23,148		179,511		6,156	23,996		319,841	[R ]	3,504		4,005	[R ]	468,113	[R ]	-54,215	[R ]	247,598	661,496	[R ]
2003	1,283	28,119		29,402		-70	239	143,952	[R ]	83,768	[R ]	21,096	28,400	[R ]	209,592		8,325	27,786		378,967		3,362		3,599	[R ]	560,821	[R ]	-64,669	[R ]	257,995	754,147	[R ]
2004	1,499	30,265	[R ]	31,764	[R ]	-107	1,232	162,166	[R ]	105,624	[R ]	30,219	34,662	[R ]	253,218	[R ]	9,717	34,911		468,351	[R ]	3,445		3,692	[R ]	672,159	[R ]	-71,699	[R ]	268,136	868,595	[R ]
2005	1,964	34,969	[R ]	36,932	[R ]	-147	780	199,605	[R ]	143,523	[R ]	44,679	39,074	[R ]	311,082	[R ]	13,951	43,552	[R ]	595,862	[R ]	3,469	[R ]	6,022	[R ]	845,035	[R ]	-95,927	[R ]	295,789	1,044,898	[R ]
2006	2,132	37,872		40,004		-128	636	189,640		164,123		50,007	45,617		357,119		12,426	52,152		681,443		3,637		6,247		924,002		-90,058		323,965	1,157,910
aFor expenditures, natural gas only; excludes supplemental gaseous fuels (SGF). Through 1979, includes unknown quantities of SGF. gElectricity imports are included in this total but not shown separately. bLiquefied petroleum gases. hFor 1981 through 1992 expenditures, total includes fuel ethanol blended into gasoline that is not shown in the motor gasoline column. cFor expenditures, includes fuel ethanol blended into motor gasoline, beginning in 1993. iThere is a discontinuity in this time series between 1988 and 1989 due to the expanded coverage of the use of wood and waste beginning in 1989. d"Other" includes asphalt and road oil, aviation gasoline, kerosene, lubricants, petroleum coke, and the "other petroleum products" category described in Section 4 of the Technical Notes. Where shown, R = Revised data. eWood and waste.  Prior to 2001, includes non-biomass waste. Note:  Expenditure totals may not equal sum of components due to independent rounding. fThere are no direct fuel costs for hydroelectric, geothermal, wind, photovoltaic, or solar thermal energy. Sources:  Data sources, estimation procedures, and assumptions are described in the Technical Notes.