2020

8.2

2002

4.9

1994

5.0

1999

6.8

2015

7.9

1965

6.2

2005

8.3

1997

5.1

1992

8.0

2006

7.5

2005

8.3

2006

5.4

1990

7.4

1970

6.0

2010

7.4

2012

7.2

2004

5.4

2010

3.2

2008

8.4

2003

7.8

1990

6.0

1999

8.3

2006

6.5