1999

6.8

1988

5.2

2002

5.3

1989

6.5

1982

6.8

1981

4.5

1994

4.0

2005

8.1

1985

4.9

1994

5.3

1998

6.0

1984

6.3

2000

5.4

2012

6.2

1982

4.9

1984

6.7

1986

5.8

1987

5.5

1999

5.8

1987

7.3

2023

7.7

1982

6.3

1988

5.4

2003

5.0

2008

7.6

1996

6.5

2012

5.3