2003

5.8

1999

7.5

1961

7.9

2024

6.8

2000

5.5

1990

5.4

1972

7.9

2009

7.1

1981

6.5

1988

7.2

2012

6.3

1977

6.5

2009

6.3

2003

6.0

1990

6.1

1957

6.7

1995

6.4

2001

4.9

1962

7.6