2001

7.4

1990

6.5

2006

6.3

1989

5.3

2005

5.2

1985

4.9

2002

5.4

1963

6.6

2004

7.1

1998

6.6

1938

7.4

2019

7.0

2002

5.0

1955

7.1

2003

6.0

2017

7.0

1989

6.2

1970

6.1

1996

5.3

2005

7.0