1997

6.6

0.0

1998

5.7

2006

6.8

2007

6.1

2000

5.8

2000

6.8

2007

6.3

2024

7.4

1997

7.5

1995

7.3

1999

8.5

1984

7.2

1950

6.7

2003

7.4

1973

6.3

1975

4.4

1958

7.0

2022

5.8

1942

6.3