Carbon dioxide emissions

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

Year	Value	Footnotes
1990	0.607
1991	0.6004
1992	0.6547
1993	0.576
1994	0.524
1995	0.422
1996	0.4201
1997	0.3721
1998	0.3246
1999	0.3129
2000	0.3092
2001	0.3142
2002	0.3315
2003	0.3436
2004	0.3672
2005	0.3564
2006	0.3372
2007	0.3035
2008	0.2939

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

Year	Value	Footnotes
1990	0.75
1991	0.71
1992	0.69
1993	0.67
1994	0.6
1995	0.47
1996	0.47
1997	0.41
1998	0.35
1999	0.34
2000	0.33
2001	0.34
2002	0.36
2003	0.37
2004	0.4
2005	0.39
2006	0.36
2007	0.33
2008	0.32

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

Year	Value	Footnotes
1990	25.91
1991	27.5053
1992	30.1393
1993	27.2468
1994	25.3704
1995	20.4375
1996	20.3673
1997	18.8496
1998	17.2801
1999	17.8192
2000	18.85
2001	19.3949
2002	21.0422
2003	21.8849
2004	24.1316
2005	24.4099
2006	24.0952
2007	22.8255
2008	21.8518

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

Year	Value	Footnotes
1990	31.8
1991	32.7
1992	31.6
1993	31.5
1994	28.9
1995	23
1996	22.8
1997	21
1998	18.7
1999	19.4
2000	20.3
2001	20.8
2002	23
2003	23.7
2004	26.6
2005	26.5
2006	26
2007	24.8
2008	23.9

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

Year	Value	Footnotes
1990	9894
1991	10631
1992	11804
1993	10821
1994	10220
1995	8350
1996	8438
1997	7917
1998	7356
1999	7686
2000	8236
2001	8581
2002	9424
2003	9919
2004	11067
2005	11327
2006	11313
2007	10843
2008	10502

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

Year	Value	Footnotes
1990	12158.5
1991	12625.7
1992	12388.8
1993	12498
1994	11647.3
1995	9396.2
1996	9440.5
1997	8810.5
1998	7975.9
1999	8368.3
2000	8890.7
2001	9224.3
2002	10287.1
2003	10753.2
2004	12184.7
2005	12283
2006	12205.6
2007	11802.4
2008	11477.9

Source: United Nations Statistics Division