2003

6.2

2000

5.7

2016

6.8

1976

7.6

1995

6.5

2007

6.9

2004

5.6

2024

7.0

2015

3.0

1992

5.0

2004

3.0

2016

4.3

2009

7.5

2014

6.4

1998

1.0

2012

7.1

2003

4.5

2004

3.8

1974

3.6

2005

5.0