1981

6.7

1949

7.0

1994

7.9

2004

5.2

1969

6.0

2017

7.7

1973

6.5

1951

5.9

1972

0.0

1972

6.5

1998

5.4

2008

6.7

2005

0.0

2010

6.8

1997

6.4

1946

6.8

2022

8.0

2010

6.7

2020

7.8

1997

7.3