Crude Oil (petroleum); Dated Brent, US$ per barrel (JAN-1980 - OCT-2007 )
Year	JAN	FEB	MAR	APR	MAY	JUN	JUL	AUG	SEP	OCT	NOV	DEC
1980	40.00	38.50	38.25	38.15	38.50	38.00	37.40	33.60	33.40	37.90	40.85	40.15
1981	40.30	38.70	38.35	37.19	35.19	33.25	35.06	35.80	35.91	36.54	37.12	36.70
1982	35.85	31.62	29.30	33.12	35.18	34.60	33.70	32.85	34.25	35.00	33.80	31.75
1983	30.85	29.10	28.20	29.75	29.60	30.17	30.79	31.15	30.36	29.62	28.95	28.85
1984	29.51	29.73	30.03	30.01	29.70	29.03	27.81	28.18	28.26	27.97	27.62	27.07
1985	26.94	28.17	28.22	27.98	26.67	26.44	26.81	27.34	27.72	28.54	29.82	26.68
1986	22.18	17.32	13.85	12.48	14.05	11.90	9.56	13.47	14.22	13.88	14.53	15.76
1987	18.48	17.35	17.89	18.45	18.75	18.85	19.83	19.07	18.39	18.85	17.90	17.42
1988	16.93	15.76	14.79	16.62	16.42	15.59	14.94	15.00	13.35	12.28	12.92	15.10
1989	16.96	16.74	18.68	19.87	18.46	17.57	17.69	17.12	17.80	19.03	19.21	19.85
1990	21.25	19.93	18.37	16.49	16.34	15.05	17.14	27.32	35.03	36.09	33.20	28.32
1991	23.54	19.58	19.13	19.13	19.16	18.08	19.42	19.73	20.48	22.25	21.00	18.28
1992	18.55	18.48	17.59	19.06	20.03	21.28	20.34	19.77	20.31	20.26	19.15	18.15
1993	17.35	18.48	18.75	18.63	18.51	17.59	16.76	16.71	15.99	16.56	15.08	13.56
1994	14.22	13.75	13.88	15.15	16.26	16.74	17.63	16.82	15.85	16.43	17.30	15.88
1995	16.55	17.14	17.02	18.74	18.32	17.35	15.86	16.07	16.66	16.12	16.88	17.96
1996	17.94	17.97	19.99	21.01	19.15	18.27	19.61	19.96	22.06	23.68	22.28	23.52
1997	23.47	20.83	19.21	17.47	19.14	17.55	18.43	18.69	18.45	20.05	19.00	17.10
1998	15.09	14.06	13.08	13.39	14.39	12.06	12.04	11.88	13.36	12.56	10.92	9.80
1999	10.95	10.20	12.12	15.16	15.22	15.60	18.71	20.17	22.11	22.12	24.55	25.48
2000	25.22	27.63	27.47	22.54	27.40	29.68	28.51	29.89	32.62	30.93	32.52	25.28
2001	25.64	27.41	24.40	25.55	28.45	27.72	24.54	25.67	25.54	20.48	18.94	18.60
2002	19.49	20.29	23.69	25.65	25.43	24.13	25.77	26.63	28.34	27.55	24.50	28.52
2003	31.29	32.65	30.34	25.02	25.81	27.55	28.40	29.83	27.10	29.59	28.77	29.88
2004	31.18	30.87	33.80	33.36	37.92	35.19	38.37	43.03	43.38	49.77	43.05	39.65
2005	44.28	45.56	53.08	51.86	48.67	54.31	57.58	64.09	62.98	58.52	55.54	56.75
2006	63.57	59.92	62.25	70.44	70.19	68.86	73.90	73.61	62.77	58.38	58.48	62.31
2007	54.30	57.76	62.14	67.40	67.48	71.32	77.20	70.80	77.13	83.04