1998

7.0

1992

6.3

2002

5.9

2001

8.0

2007

6.1

1975

7.3

0.0

2003

3.2

2006

6.5

1991

6.2

0.0

1979

7.6

2001

7.8

2005

6.1

1991

6.1

2025

8.7

2001

7.4

2024

7.1

2006

7.5

1999

7.4