1985

7.9

2016

6.8

2008

7.6

2022

7.5

1996

5.9

1999

7.0

1995

7.7

2020

7.6

2016

6.2

2004

7.2

2009

8.3

1983

7.5

1989

7.8

2019

8.0

2016

7.3

1998

7.2

2002

7.5

2002

8.1

2012

7.5

2010

6.9