2002

6.6

2004

6.4

2001

5.1

2008

3.0

0.0

2003

5.5

2008

5.9

2020

4.2

2008

3.8

2005

3.2

2014

0.0

1972

7.0

2017

3.2

2016

7.4

1969

6.7

1968

5.2

1967

6.3

2007

6.7

2004

7.1

2019

5.6