2023

7.7

2016

7.3

2011

8.5

2008

6.7

2012

7.6

1989

8.0

2019

8.7

2017

7.9

1998

6.9

1992

7.9

2009

8.0

1998

7.6

2002

6.9

1993

8.0

2019

7.6

2008

8.9

2005

7.6

1981

7.0

2018

7.7

2021

7.5