2020

0.0

2006

6.6

1979

6.3

2009

5.7

1968

9.0

1961

6.0

1978

0.0

2009

4.3

2007

6.3

2014

3.3

1993

3.5

1977

5.2

2005

5.7

2005

6.8

1997

6.2

2007

6.0

1957

0.0

1999

6.0

2004

6.3

2001

6.2