1994

6.7

2005

6.3

2006

7.5

2002

6.3

1959

8.0

1956

7.5

2005

7.1

2000

7.1

1962

7.0

1963

7.1

1967

6.6

1977

6.8

1987

6.5

2023

10.0

1990

7.4

1981

6.2

1969

7.8

2008

6.9

1995

6.2

1966

5.5