1982

8.9

2005

7.0

1969

7.1

1998

8.1

1998

5.9

2006

7.7

1941

7.4

2007

6.4

1974

7.7

2017

6.0

1934

7.8

2002

7.8

2007

1.9

2005

5.3

1990

6.2

2007

6.5

2022

6.9

2004

7.4

1999

7.6

1991

7.6