2007

7.5

2004

7.9

2021

6.2

1970

6.1

2022

4.5

1990

7.5

2006

6.9

2003

6.6

1993

5.5

1987

4.1

2002

6.0

2011

5.7

2012

6.5

2004

10.0

2018

6.3

2010

7.6

1995

7.3

2009

5.6

1999

7.6

2011

7.3