2001

7.4

2015

6.5

2019

8.0

2014

8.5

2019

8.1

2014

7.4

2014

7.9

1984

7.7

1995

8.0

2002

8.0

1999

8.4

1994

8.7

2022

7.1

2006

8.2

2013

7.8

2019

8.5

1985

8.3

2021

7.5

2015

7.5

2018

7.5