1984

6.1

2006

7.0

2023

8.5

1980

0.0

1998

7.2

1996

7.8

1999

7.5

1995

7.3

2004

7.7

1993

6.8

2006

6.8

2002

5.9

1998

6.5

2001

7.4

2012

5.6

2009

7.6

2013

7.7

2008

6.0

2009

6.4

2001

7.8