2005

4.2

2016

7.3

2008

6.6

2004

6.3

2019

6.1

2002

4.7

2007

6.0

1987

6.0

1994

6.7

1999

6.7

2000

5.4

1979

5.2

2002

6.7

2022

0.0

2012

7.4

1960

4.5

2018

5.5

0.0

2014

3.0

1963

5.5