1984

8.4

2000

7.1

1979

8.0

1933

5.5

2005

6.7

2005

6.2

2007

6.1

1973

6.2

1957

5.2

1928

5.2

2006

7.5

1987

7.6

1969

7.1

2007

6.1

1992

5.9

2006

4.6

2023

10.0

1951

5.8

1956

7.2

2000

7.1