2014

6.0

2016

7.1

2001

7.9

1998

7.1

1997

8.2

2021

5.4

2022

4.3

2006

6.1

1987

7.6

1997

7.4

1992

6.6

1997

6.2

2001

7.5

2004

6.6

2005

6.3

2006

6.1

2005

6.6

2000

6.0

1995

6.3

2000

6.0