2002

6.7

1999

6.5

1987

7.1

2020

1.0

1971

7.4

1949

7.9

2006

6.1

2007

6.5

1995

6.5

1958

7.8

2000

6.5

1995

8.4

1991

7.6

1931

8.1

2001

7.2

2002

6.9

2022

7.1

2001

6.9

2007

7.1

1991

6.7