1956

6.7

1945

6.1

1915

4.5

1991

4.0

1989

7.2

1996

6.8

1972

9.0

2021

6.9

2002

7.1

1948

7.9

1961

7.2

2005

6.8

1983

0.0

1964

0.0

2005

6.7

2020

6.7

2023

6.1

1968

0.0

1991

5.7

1985

6.2