2000

6.5

1957

7.8

1989

6.8

1999

6.4

2003

6.6

1999

6.8

2020

6.9

1996

6.1

2005

7.7

2003

7.8

2004

5.5

2007

5.8

2010

5.8

2003

5.6

2000

5.8

2004

5.4

2000

0.0

2009

6.0

2023

0.0

2016

6.1