California Air Resources Board 2004 Almanac (web)								
Chapter 3	Statewide SOx Emission Trends							Table 3-8
"SOx Emission Trends (tons/day, annual average)"								
Emission Source	1975	1980	1985	1990	1995	2000	2005	2010
All Sources	1248	954	530	474	260	212	216	222
Stationary Sources	995	704	258	182	150	133	132	141
Area-wide Sources	4	5	5	5	5	5	5	4
On-Road Mobile	144	115	144	169	43	13	12	5
   Gasoline Vehicles	110	57	64	68	36	6	4	4
   Diesel Vehicles	34	59	81	101	7	7	8	1
Other Mobile	104	130	122	118	61	61	67	72