1988

7.4

2023

5.3

1998

6.2

1983

5.0

2004

6.8

2002

8.0

1982

5.6

2004

8.1

2012

0.0

2003

7.6

2008

3.8

2018

8.4

1994

7.5

1971

0.0

2006

3.4

2004

7.0

1986

6.1

1999

5.8

2004

8.6

2005

8.2