2008

10.0

1991

5.9

2009

5.5

2012

7.2

2015

6.9

2004

7.3

1997

7.6

2014

8.5

2016

6.8

1999

4.5

2003

6.0

2015

5.3

2004

7.8

2016

5.9

2023

8.3

1982

5.2

1993

7.1

2023

7.2

1995

7.5

2010

7.8