2005

6.7

2007

6.3

2009

6.2

1985

7.0

1989

4.4

1981

7.4

2000

5.7

1989

6.6

1997

6.1

2023

5.5

1990

7.5

2009

6.1

1927

8.1

1995

7.6

2024

7.5

1991

8.1

2018

6.1

2001

7.0

1962

7.9

2004

7.5