1981

5.2

2007

3.8

1985

2.5

2006

6.3

2008

6.4

2004

6.2

1981

4.6

1974

6.0

2007

6.0

1990

4.3

1989

0.0

2011

5.5

2009

0.0

2003

0.0

1989

5.0

2012

5.3

2022

0.0

2012

4.7

1987

3.7

2021

6.8

1970

6.2

1978

5.5

2013

5.8

1985

5.3

2008

3.3

2004

5.5

2004

0.0

2015

6.0

1984

0.0

2009

5.8

1992

3.4