2006

7.1

1981

6.5

2004

5.6

1985

6.5

2006

5.6

1995

6.3

2009

5.8

1961

7.0

2013

7.0

2023

5.0

1933

4.0

1990

7.4

2002

6.9

1966

8.2

2006

6.6

1972

3.0

1925

0.0

2024

0.0

2005

7.1

2017

6.6