1975

7.0

1985

7.0

2015

6.6

2024

6.6

2024

6.7

2004

5.9

1961

7.5

2023

6.3

1987

7.4

2023

7.3

1934

6.9

2006

6.8

2020

6.5

2006

6.0

1949

6.1

1932

7.8

1972

6.3

2023

6.1

2023

7.2