1984

8.1

2024

6.7

1999

7.7

2006

6.0

2001

6.0

2002

6.3

1956

7.1

2017

5.9

1997

7.0

1998

6.6

1998

8.3

2000

7.4

1997

7.2

2013

6.8

2007

6.5

1984

7.0

1996

6.9

2002

5.9

1930

7.2

2004

7.5