Noise source	Lden ≥ 55dB	Lnight ≥ 50dB	Agglomeration	Country group
Roads	71663000	51866500	Inside urban areas	EU-28
Railways	9846100	7607400	Inside urban areas	EU-28
Airports	3093000	1108400	Inside urban areas	EU-28
Industry	964200	455400	Inside urban areas	EU-28
Major roads	32069700	21025900	Outside urban areas	EU-28
Major railways	8597800	7129700	Outside urban areas	EU-28
Major airports	1042200	263800	Outside urban areas	EU-28
Roads	74955800	54019900	Inside urban areas	EEA-33
Railways	10481800	8128800	Inside urban areas	EEA-33
Airports	3284800	1165199	Inside urban areas	EEA-33
Industry	993800	473800	Inside urban areas	EEA-33
Major roads	32749800	21447300	Outside urban areas	EEA-33
Major railways	8972400	7446800	Outside urban areas	EEA-33
Major airports	1047700	265200	Outside urban areas	EEA-33