2004

8.6

1983

7.2

1973

6.9

1993

6.6

1974

8.0

2009

6.3

1998

7.2

2006

7.5

1971

7.8

2014

8.3

2000

7.4

2007

7.5

2024

6.1

2017

7.5

2009

7.1

2016

7.4

1989

6.7

1997

6.6

2006

7.7

2003

8.0