1966

4.0

1947

7.5

2002

7.5

1984

6.8

2020

5.2

1950

7.5

2005

6.1

1995

7.1

1998

6.2

2009

6.1

2007

6.0

2007

5.4

1958

7.0

1980

7.5

1964

8.2

2007

5.9

1962

7.3

1999

6.9

2006

6.8

2004

6.0