1996

6.8

1959

4.0

1918

6.0

2005

4.9

2006

6.5

1977

6.8

0.0

1963

4.3

2002

6.2

1987

6.7

1997

6.6

1915

6.7

1989

7.1

1926

7.9

2004

5.8

2009

4.5

2021

6.9

1964

0.0

1977

7.5

2005

6.2