1992

7.5

1997

4.1

2007

6.3

2022

5.5

1989

6.0

1997

7.0

2015

4.4

2006

4.0

1996

5.7

2015

5.4

2016

7.5

2001

8.4

2014

7.1

2005

6.0

2005

5.7

2021

7.0

1989

4.0

1984

6.6

1988

8.1

2021

7.0

2002

0.0

2004

8.0