1986

5.4

1988

5.4

1974

5.7

2005

2.3

1989

5.0

2002

0.0

2000

6.3

2024

0.0

2009

4.5

1989

6.0

1987

4.0

1996

1.0

1992

6.1

1973

4.7

1968

6.4

1972

6.3

1973

6.6

2008

4.4

1972

5.4

1973

5.7