1928

7.8

1990

6.5

1949

7.5

1986

7.3

1988

6.2

1985

6.2

1999

7.0

1966

6.6

1965

6.4

1965

7.2

1965

7.4

1983

5.8

2023

8.0

1972

7.9

1974

7.4

1991

5.0

2004

6.7

1998

7.1

2025

6.3

1992

7.4