2011

6.8

0.0

1988

7.0

2018

8.1

2007

9.0

2019

7.5

2022

7.5

2016

7.9

1989

8.0

2015

6.9

2004

6.0

2003

7.4

2013

7.7

1969

6.8

1998

7.5

2017

7.5

2016

7.1

2020

7.6