Carbon dioxide emissions

Carbon dioxide emissions (CO2), kg CO2 per $1 GDP (PPP) (CDIAC)

Year	Value	Footnotes
1990	0.23
1991	0.228
1992	0.2041
1993	0.2095
1994	0.1863
1995	0.2017
1996	0.193
1997	0.1884
1998	0.1859
1999	0.2161
2000	0.198
2001	0.2056
2002	0.1845
2003	0.208
2004	0.2004
2005	0.1937
2006	0.1978
2007	0.1955
2008	0.2137

Carbon dioxide emissions (CO2), kg CO2 per $1 GDP (PPP) (UNFCCC)

Year	Value	Footnotes
1990	0.26
1991	0.24
1992	0.24
1993	0.24
1994	0.24
1995	0.23
1996	0.24
1997	0.23
1998	0.22
1999	0.22
2000	0.21
2001	0.21
2002	0.21
2003	0.21
2004	0.21
2005	0.2
2006	0.19
2007	0.2
2008	0.19

Carbon dioxide emissions (CO2), metric tons of CO2 per capita (CDIAC)

Year	Value	Footnotes
1990	7.3868
1991	7.5117
1992	6.9237
1993	7.2653
1994	6.7473
1995	7.57
1996	7.5691
1997	7.7434
1998	7.8044
1999	9.2024
2000	8.6548
2001	9.11
2002	8.2479
2003	9.333
2004	9.2765
2005	9.1393
2006	9.4646
2007	9.5171
2008	10.488

Carbon dioxide emissions (CO2), metric tons of CO2 per capita (UNFCCC)

Year	Value	Footnotes
1990	8.2
1991	7.8
1992	8
1993	8.3
1994	8.7
1995	8.7
1996	9.3
1997	9.3
1998	9.3
1999	9.4
2000	9.3
2001	9.5
2002	9.3
2003	9.5
2004	9.5
2005	9.3
2006	9.3
2007	9.6
2008	9.3

Carbon dioxide emissions (CO2), thousand metric tons of CO2 (CDIAC)

Year	Value	Footnotes
1990	31331
1991	32024
1992	29677
1993	31316
1994	29248
1995	32999
1996	33179
1997	34132
1998	34594
1999	41023
2000	38808
2001	41092
2002	37429
2003	42625
2004	42666
2005	42365
2006	44257
2007	44924
2008	49992

Carbon dioxide emissions (CO2), thousand metric tons of CO2 (UNFCCC)

Year	Value	Footnotes
1990	34802.2
1991	33379.5
1992	34206.7
1993	35918.5
1994	37882.8
1995	37804.9
1996	40894.7
1997	41006.5
1998	41147.6
1999	42008.7
2000	41595.4
2001	42943.8
2002	42059.1
2003	43457.7
2004	43910
2005	42901.8
2006	43314.4
2007	45167.5
2008	44237.4

Source: United Nations Statistics Division