2005

6.8

2006

7.0

1960

6.9

2004

6.9

1992

6.8

1958

6.4

2007

6.3

2024

0.0

1964

6.7

1959

7.1

2003

6.1

2016

6.7

1999

6.1

1963

7.7

1965

6.3

1974

5.7

2004

6.3

1939

5.8

1944

5.0

2016

5.6