2008

7.0

1988

6.5

2011

6.6

2017

6.1

2004

6.4

1994

6.2

1984

7.2

2009

7.4

2014

7.0

2010

7.0

1999

6.6

2008

5.8

1991

6.2

2010

6.8

1998

6.0

2019

6.5

2022

6.8

2001

7.5

2019

7.0

2007

7.4