1995

8.0

2000

7.4

1987

7.1

2023

7.3

2002

6.3

1998

6.5

2005

4.0

2008

7.6

2024

7.3

1997

7.6

2003

6.1

1986

7.0

2007

6.5

1999

6.5

2025

7.0

2005

7.2

2006

6.6

0.0

2021

6.6

1986

6.7