1967

7.4

1989

7.9

2025

8.3

2005

6.6

2014

0.0

2018

6.5

2020

0.0

1987

0.0

1987

0.0

1989

4.5

2001

8.1

1999

7.1

2003

7.1

2014

5.2

2013

6.7

1973

5.9

2025

0.0

2014

1.5

1986

9.0

2006

6.0