2010

10.0

2014

7.3

2005

6.9

2007

7.6

2013

7.9

2015

8.7

2021

6.6

2022

7.0

2010

7.2

2009

7.7

2015

8.3

2003

7.5

1989

8.3

2001

8.1

2009

7.4

2000

8.0

1994

8.4

1995

7.6

2014

7.6

2010

8.0