2010

7.9

2018

8.4

1986

8.3

1996

7.7

2018

7.0

1990

6.9

1999

8.1

1987

7.7

1992

8.2

2015

8.2

2012

6.7

2005

7.6

1998

8.5

2005

8.7

2011

7.6

2015

7.3

2022

8.5

2013

8.7

2012

7.9

2005

8.2