Table 4.

Temporal Distribution of Petroleum Sources of Carbon Dioxide Emissions and Percentage of Change.

	Quantities of Petroleum Sources of CO2Emission For Texas				Percentages of Change
Years	Petroleum Products (Non−LPG)	LPGs	Natural Gas	Total	% change in petroleum products	% change in LPGs	% Change in Natural Gas	% change in Total
1986	192,938,722	25,768,442	171,272,257	389,979,421
1987	190,289,171	23,487,865	177,222,989	391,000,025	−1.37	−8.85	3.47	0.26
1988	199,637,991	26,296,765	189,073,333	415,008,089	4.91	11.95	6.68	6.14
1989	201,823,490	27,181,450	200,476,367	429,481,307	1.09	3.36	6.03	3.48
1990	204,815,884	22,388,967	200,700,067	427,904,918	1.48	−17.63	0.11	−0.36
1991	203,269,872	21,974,549	197,852,336	423,096,757	−0.75	−1.85	−1.41	−1.12
1992	210,051,432	24,517,669	195,452,383	430,021,484	3.33	11.57	−1.21	1.63
1993	202,561,891	23,168,625	203,014,985	428,745,501	−3.56	−5.50	3.86	−0.29
1994	207,823,879	24,786,272	199,645,019	432,255,170	2.59	6.98	−1.65	0.81
1995	203,290,526	25,639,078	207,697,666	436,627,270	−2.18	3.44	4.03	1.01
1996	227,178,365	28,602,183	219,927,161	475,707,709	11.7	11.55	5.88	8.95
1997	235,524,964	40,128,100	217,486,002	493,139,066	3.67	40.29	−1.10	3.66
1998	242,387,811	36,919,685	224,530,757	503,838,253	2.91	−7.99	3.23	2.16
1999	236,979,534	33,915,563	211,599,786	482,494,883	−2.23	−8.13	−5.75	−4.23
2000	244,398,369	30,679,121	233,416,399	508,493,889	3.13	−9.54	10.31	5.38
2001	247,214,901	31,423,138	225,434,330	504,072,369	1.15	2.42	−3.41	−0.86
2002	249,386,408	32,302,526	244,275,064	525,963,998	0.87	2.79	8.35	4.34
2003	248,927,290	35,088,462	233,631,225	517,646,977	−0.18	8.62	−4.35	−1.58
2004	252,577,214	36,280,757	202,006,712	490,864,683	1.46	3.39	−13.53	−5.17
2005	252,703,344	33,265,551	185,611,785	471,580,680	0.04	−8.31	−8.11	−3.92