2007

6.5

1999

6.0

2005

3.6

2002

5.3

2015

7.5

2024

5.0

2014

6.3

2017

5.7

2022

5.8

1992

0.0

1996

5.0

2000

1.0

1985

5.3

1980

2.8

2010

6.4

2004

3.8

2018

10.0

1981

5.9

2020

6.0

2005

0.0