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Table 11 Urban background. Descriptive data of regional air pollution at a monitoring station in Malmö. Annual mean concentrations of traffic-related pollutants measured at Rådhuset Malmö 1980–2006. Data source: IVL Swedish Environmental Research Institute Ltd. http://www.ivl.se/miljo/

From: Traffic-related air pollution associated with prevalence of asthma and COPD/chronic bronchitis. A cross-sectional study in Southern Sweden

Year SO2 (μg/m3) NO2 (μg/m3) O3 (μg/m3) PM10 (μg/m3) PM2.5 (μg/m3)
1980* 49     
1981 50     
1982 43     
1983 33,1     
1984 22,9 42    
1985 20,3 39    
1986 16,7 31    
1987 20,3 32    
1988 13 30.5    
1989 12 26.9 46   
1990 9 21.3 39   
1991 8 19.6 41   
1992 7 22.4 43   
1993 8 25.6 40   
1994 6 21.4 43   
1995 6 22 50   
1996 8 24.6 50 17.4  
1997 5 26.2 48 17.6  
1998 4 21.8 47 15.2  
1999 4 23.5 50 15.8 12.6
2000 2 22.9 49 16.5 13.5
2001 2 21.1 46 18.7 12
2002 2 20.3 52 18.1 11.5
2003 3 20.8 49 21.6 13.7
2004 3 19.5 54 15.9 10
2005 4 20.6 49 17.5 11.1
2006 3 19.3 52 18.2 12.3