1987

7.8

1999

6.9

1984

7.5

2007

5.6

2014

4.7

1998

5.5

2006

5.8

2023

7.5

2025

5.0

2002

4.8

1992

0.0

1995

6.5

1932

6.5

1989

7.0

2007

6.0

2007

6.9

1989

6.5

1959

6.3

1999

6.1

1966

6.1