2003

5.1

1992

6.2

2010

7.7

2007

6.5

2009

6.1

1988

5.3

2006

5.2

2007

6.5

2005

5.1

2005

7.5

2002

7.4

2019

7.1

1998

6.2

2010

7.1

2020

5.2

2025

7.8

2014

6.6

2000

5.1

2003

5.8

2010

7.0