2004

7.2

1988

7.2

1989

7.2

2001

6.0

2004

6.3

1989

7.1

2006

6.6

1995

8.0

1972

7.1

1972

7.8

2005

7.1

2017

7.3

2007

6.4

2003

7.2

2024

5.6

1997

6.8

2006

7.2

1964

7.8

1975

3.6

1989

7.0