Carbon dioxide emissions

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

Year	Value	Footnotes
1990	0.6123
1991	0.6127
1992	0.5932
1993	0.6111
1994	0.5938
1995	0.5802
1996	0.5703
1997	0.5618
1998	0.533
1999	0.5157
2000	0.4936
2001	0.4774
2002	0.473
2003	0.4643
2004	0.4558
2005	0.4448
2006	0.427
2007	0.4239
2008	0.4147

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

Year	Value	Footnotes
1990	0.64
1991	0.64
1992	0.63
1993	0.62
1994	0.61
1995	0.6
1996	0.6
1997	0.58
1998	0.56
1999	0.54
2000	0.53
2001	0.52
2002	0.51
2003	0.51
2004	0.5
2005	0.48
2006	0.47
2007	0.46
2008	0.45

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

Year	Value	Footnotes
1990	19.1449
1991	18.8834
1992	18.6827
1993	19.5647
1994	19.5528
1995	19.3534
1996	19.4971
1997	19.82
1998	19.386
1999	19.4291
2000	19.1508
2001	18.5224
2002	18.4954
2003	18.4279
2004	18.5571
2005	18.4824
2006	18.04
2007	18.0823
2008	17.522

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

Year	Value	Footnotes
1990	20
1991	19.6
1992	19.8
1993	19.9
1994	20
1995	20
1996	20.4
1997	20.5
1998	20.3
1999	20.4
2000	20.7
2001	20.2
2002	20.1
2003	20.1
2004	20.2
2005	20.1
2006	19.7
2007	19.8
2008	19

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

Year	Value	Footnotes
1990	4879376
1991	4870238
1992	4876006
1993	5167485
1994	5227176
1995	5237968
1996	5343512
1997	5501365
1998	5449078
1999	5528149
2000	5512399
2001	5389929
2002	5437816
2003	5471754
2004	5563800
2005	5595358
2006	5514776
2007	5581537
2008	5461014

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

Year	Value	Footnotes
1990	5092723.1
1991	5051058.5
1992	5156977
1993	5267296.8
1994	5353549.4
1995	5419238.7
1996	5595608.4
1997	5681812.6
1998	5712961.8
1999	5790825.7
2000	5968433
2001	5867546.8
2002	5908065
2003	5961667.7
2004	6068281.1
2005	6099491.7
2006	6008466.9
2007	6110889.4
2008	5912624.6

Source: United Nations Statistics Division