2003

6.0

2017

7.5

2007

6.3

2004

7.3

1998

6.9

2020

4.2

2008

7.0

2001

5.6

2004

6.0

2007

5.1

1997

6.5

1990

0.0

1974

0.0

1998

5.9

1992

7.2

2021

8.5

1988

0.0

2022

4.6

2000

6.8

1998

7.4