2002 Almanac (page 184) Table 4-29 Carbon Monoxide Emission Trends and Forecasts San Diego Air Basin "CO Emission Trends (tons/day, annual average)" Emission Source 1975 1980 1985 1990 1995 2000 2005 2010 All Sources 3076 2956 2861 2468 1809 1382 1020 799 Stationary Sources 20 21 21 25 25 40 37 39 Area-wide Sources 48 50 56 60 64 67 74 80 On-Road Mobile 2866 2704 2567 2123 1473 1048 692 472 Gasoline Vehicles 2863 2699 2557 2109 1461 1038 682 465 Diesel Vehicles 3 5 10 14 12 10 9 8 Other Mobile 142 181 217 260 248 227 217 208