California Air Resources Board 2006 Almanac (web)										
Chapter 4	San Joaquin Valley Air Basin  						Table 4-33			
"Directly Emitted PM2.5 Emission Trends (tons/day, annual average)"										
Emission Source	1975	1980	1985	1990	1995	2000	2005	2010	2015	2020
All Sources	192	183	176	180	175	175	167	161	161	162
Stationary Sources	47	33	24	19	19	19	16	17	17	18
Area-wide Sources	131	133	134	143	142	143	138	133	133	134
On-Road Mobile	3	5	6	7	5	4	4	4	4	4
   Gasoline Vehicles	1	1	1	1	2	2	2	2	3	3
   Diesel Vehicles	2	4	6	6	4	3	2	2	1	1
Other Mobile	11	14	11	12	9	9	8	7	6	5
   Gasoline Fuel	0	0	0	1	1	1	1	1	1	1
   Diesel Fuel	10	13	10	11	8	7	7	5	4	3
   Other Fuel	1	1	0	1	0	0	1	1	1	1