1968

7.2

1995

7.9

1971

7.4

2017

7.7

2024

6.6

2004

5.6

2003

5.6

1995

5.1

2001

5.5

2020

7.6

2014

5.4

2005

3.2

2008

6.2

1986

6.0

1991

6.1

1982

6.2

1997

6.4

2016

7.1

0.0

2025

0.0