2017

7.7

1987

6.6

2012

8.2

1969

7.8

2003

7.4

2022

7.1

1971

6.5

2010

6.8

2020

7.2

0.0

2013

0.0

2006

7.9

2007

6.2

1982

6.7

1997

5.0

2020

4.8

2003

5.2

1999

7.4

2004

7.0

2009

7.6