1999

6.1

2014

6.5

2014

8.4

2023

7.0

2009

7.6

2010

8.2

2018

8.0

1995

8.4

2016

7.4

2011

7.5

1994

8.5

2018

7.5

2016

8.2

1999

8.0

2012

7.4

2019

7.8

2017

7.3

2009

7.3

1988

7.8

2023

8.1