1979

7.7

1961

7.3

1963

7.0

1964

7.0

1995

6.6

1998

7.2

2009

0.0

1989

6.0

1964

3.9

1963

5.9

1980

5.9

1969

6.4

2001

7.2

1965

5.7

1987

6.5

2024

6.8

2002

6.3

1964

6.8

2005

6.2

1997

6.2