2004

7.2

2009

6.9

1998

5.7

2002

5.8

2007

6.6

1984

6.8

1994

6.7

1997

7.5

2005

6.6

2006

7.8

2017

5.5

1991

4.3

2024

6.9

2019

7.1

2005

6.7

2007

7.2

2008

6.8

2005

10.0

2017

5.7

2000

7.2