2001

7.3

1964

7.1

2002

6.8

2005

8.0

1970

7.1

2005

5.3

2003

5.9

1980

6.6

2007

4.0

2007

5.0

2007

3.3

1997

5.9

2009

6.6

1988

6.3

2024

0.0

1994

7.6

2017

6.9

2010

3.9

2017

5.0

2017

1.0