2011

7.5

2008

5.7

1985

5.3

2003

7.0

2010

6.7

2013

6.9

2023

6.2

2024

6.1

2008

6.7

2000

5.7

1998

5.9

1999

6.7

1966

5.5

2020

7.0

2023

7.1

2002

6.7

2018

6.3

2005

5.4

2012

8.2

1999

7.9