2003

7.5

1990

9.0

2017

5.3

2010

6.0

2008

7.0

1999

4.5

1996

7.4

2015

6.3

2014

7.4

2015

6.9

2021

7.6

2000

7.3

2004

7.6

2001

7.9

2004

8.0

2005

7.8

2015

10.0

2003

7.1

1972

5.5

2006

6.6