1949

6.8

2000

6.6

2023

5.0

2023

7.0

0.0

2017

7.4

1974

0.0

1996

6.3

1957

5.9

2007

5.2

1980

7.0

1954

6.8

1963

7.7

1984

5.8

1982

5.9

2004

5.5

1998

7.3

2009

7.8

1979

7.6

1991

6.6