2004

5.8

2006

6.2

2007

10.0

2017

9.4

2020

7.3

2024

9.6

2023

9.2

2013

6.1

1993

6.5

1984

5.4

1971

6.4

2017

6.5

2024

9.9

1974

6.6

1965

6.4

2011

6.4

1989

9.3

2010

6.8

2014

6.9

1994

7.7