1999

8.0

2001

6.9

1977

6.3

1969

7.6

2001

5.8

2023

6.4

1998

6.2

2004

6.0

2010

6.7

2012

5.7

2007

7.5

1989

7.0

2010

7.2

2012

7.7

2024

7.0

2012

6.6

2012

5.4

1999

6.8

2005

6.4