2001

7.8

2017

8.0

1999

8.2

2010

6.7

2021

8.2

2009

6.8

2002

8.2

1988

6.8

2016

7.4

1997

8.3

2006

8.6

2002

6.4

2012

6.3

2022

7.0

1982

7.5

2008

8.4

1998

7.1

1985

7.6

1985

7.5

1999

8.4