Ozone Emissions (thousand tons)				Ozone Rate (lb/mmBtu)
Primary Fuel	2000	2005	2010	2017	2000	2005	2010	2017
Coal	Ozone Emissions (thousand tons)	1,926	1,117	821	389	Ozone Rate (lb/mmBtu)	0.43	0.25	0.19	0.13
Gas	Ozone Emissions (thousand tons)	195	95	78	69	Ozone Rate (lb/mmBtu)	0.19	0.06	0.04	0.03
Oil	Ozone Emissions (thousand tons)	79	53	13	2	Ozone Rate (lb/mmBtu)	0.31	0.25	0.13	0.10
Other	Ozone Emissions (thousand tons)	1	2	2	3	Ozone Rate (lb/mmBtu)	0.21	0.39	0.11	0.08
Total / Average	Ozone Emissions (thousand tons)	2,201	1,267	915	463	Ozone Rate (lb/mmBtu)	0.38	0.20	0.15	0.09