1986

6.6

2003

6.5

2011

8.5

2006

8.2

2019

8.7

1999

7.9

2021

8.8

2005

8.6

2013

8.7

1999

8.2

1994

8.4

2024

8.6

2016

8.6

2012

8.6

2016

8.0

2010

8.1

2001

8.6

2013

8.1

1989

8.0

2021

8.2