2003

4.0

1994

5.7

1938

6.6

1963

7.7

2006

7.1

2003

7.2

2003

6.3

2003

4.8

2004

6.9

1996

6.4

2005

6.5

1967

7.3

1984

8.1

1979

6.9

1959

7.9

1995

7.7

1979

7.7

1974

6.7

1993

7.4

1986

7.1