2008

8.9

1990

8.3

2001

8.6

2017

7.8

2011

8.3

2016

7.8

2017

6.5

1999

7.4

1999

8.2

2018

7.8

2018

7.0

2006

7.7

2004

7.9

2003

7.6

2016

8.6

2018

8.3

2024

6.6

2016

7.7

2018

6.9

2015

7.4