2016

4.7

2006

6.1

2013

4.8

2014

5.8

2007

6.6

2005

6.8

1989

6.1

1996

5.9

1982

7.2

2019

4.0

1998

7.0

2024

7.0

2006

6.2

1998

6.3

1984

6.5

2000

5.5

2017

4.4

1995

6.3

1994

7.6

2008

6.5