Empirical Study of Decomposition of 𝐂𝐎_𝟐 Emission Factors in China

Table 7

Decomposition results of efficiency factor (1981–2010).

Year	IF1	IF2	IF3	Δ𝐼1	Δ𝐼2	Δ𝐼3	IF1/Δ𝐼1	IF2/Δ𝐼2	IF3/Δ𝐼3
	(Mt)	(Mt)	(Mt)	(%)	(%)	(%)
1981	29.9	−83.3	−22.4	29.9	−9.6	−18.2	1.0	8.7	1.2
1982	−8.8	2.1	−22.1	−7.3	0.3	−17.3	1.2	8.3	1.3
1983	−5.8	−28.1	−5.8	−4.7	−3.2	−4.7	1.2	8.9	1.3
1984	−4.7	−78.8	−1.8	−3.6	−7.9	−1.4	1.3	10.0	1.3
1985	−37.8	−34.3	5.8	−28.2	−3.0	3.9	1.3	11.5	1.5
1986	1.1	−50.9	−10.1	1.1	−3.8	−5.7	1.0	13.3	1.8
1987	0.3	−80.9	−15.3	0.3	−5.6	−8.0	1.1	14.5	1.9
1988	2.1	−117.3	−7.4	1.9	−7.4	−3.7	1.1	15.9	2.0
1989	−2.6	21.3	4.2	−2.2	1.3	2.0	1.2	16.1	2.1
1990	−5.4	−16.0	−2.9	−4.5	−1.0	−1.3	1.2	16.8	2.2
1991	2.6	−129.5	−4.4	2.2	−7.5	−1.9	1.2	17.2	2.3
1992	−8.5	−223.2	−10.9	−6.7	−12.5	−4.3	1.3	17.9	2.5
1993	−13.3	−210.9	5.9	−10.6	−10.9	2.2	1.3	19.3	2.7
1994	3.5	−209.3	−28.2	3.0	−10.1	−9.1	1.2	20.8	3.1
1995	2.9	−100.7	−39.2	2.3	−4.6	−12.5	1.3	22.0	3.1
1996	−51.0	−237.9	97.0	−36.4	−9.8	32.2	1.4	24.3	3.0
1997	−3.2	−219.9	−40.1	−3.5	−9.0	−9.3	0.9	24.4	4.3
1998	−3.4	−202.4	−30.0	−3.7	−8.3	−7.0	0.9	24.5	4.3
1999	−0.2	−117.1	−17.5	−0.2	−4.8	−4.1	0.9	24.5	4.3
2000	1.0	−137.0	−20.9	1.0	−5.5	−4.7	0.9	25.0	4.5
2001	2.1	−124.1	−29.4	2.2	−4.9	−6.3	0.9	25.6	4.7
2002	2.2	−93.3	−20.0	2.2	−3.5	−4.1	1.0	26.5	4.8
2003	12.1	65.8	26.6	11.5	2.3	5.2	1.1	28.7	5.2
2004	10.1	149.9	36.2	8.1	4.5	6.1	1.2	33.0	6.0
2005	1.7	−53.1	−10.2	1.2	−1.4	−1.5	1.4	38.8	7.0
2006	−1.0	−143.9	−26.7	−0.7	−3.3	−3.4	1.5	43.6	7.8
2007	−8.1	−277.5	−57.2	−5.2	−5.8	−6.6	1.6	47.9	8.7
2008	−12.9	−262.0	−52.1	−8.4	−5.2	−5.7	1.5	50.1	9.1
2009	−0.3	−232.8	−30.2	−0.2	−4.5	−3.2	1.5	51.8	9.5
2010	−0.9	−325.2	−27.2	−0.6	−5.9	−2.7	1.5	55.3	10.2