1994

7.5

2005

7.0

2006

6.5

2021

5.8

2014

6.8

2009

2.0

2016

7.1

2016

8.4

2016

7.0

2019

0.0

2016

8.0

0.0

2020

3.7

2002

10.0

1981

4.3

1954

6.0

2002

6.5

2008

7.5

2024

8.1

2016

7.0