2004

9.5

2014

6.9

2012

8.1

1998

8.7

2023

8.5

2020

6.6

2000

4.6

2008

7.4

1998

4.0

4.8

2016

6.9

2018

7.1

2009

6.0

2010

8.2

2015

5.2

2018

6.3

2023

10.0

1972

7.7

2024

7.9

2005

7.7