California Air Resources Board 2009 Almanac (web) Chapter 2 Statewide Table 2-4 ROG Emissions (annual average) Emissions Source tons/day Percent Stationary Sources 426.99 19% Area-wide Sources 651.77 29% On-Road Mobile 632.40 29% Gasoline Vehicles 570.46 26% Diesel Vehicles 61.94 3% Other Mobile 502.34 23% Gasoline Vehicles 366.67 17% Diesel Vehicles 100.04 5% Other 35.63 2% Total Statewide 2213.50 100%