1994

6.4

1985

7.1

2007

7.2

2007

7.1

1957

8.2

2024

5.6

2009

5.7

2023

0.0

2025

6.7

2025

0.0

2006

5.4

1982

7.5

2004

2.7

1992

5.1

1983

7.9

1979

6.7

2007

6.0

2000

7.4

2008

6.3

2008

6.6