2007

6.1

1980

7.0

2023

7.9

2014

6.7

1977

7.1

2009

6.9

2005

7.2

2022

6.2

1990

7.6

2022

5.7

2002

6.3

2001

6.3

1999

7.2

2017

5.1

2004

6.6

2019

3.5

1998

7.2

1998

6.5

2008

6.0

2008

5.4