2001

7.2

2014

8.4

2013

7.7

1985

6.5

1990

7.4

2022

7.9

2007

8.5

2011

7.6

1998

7.5

2017

10.0

2018

8.4

2012

8.4

2003

7.8

1996

6.4

2005

7.2

2002

7.4

1990

6.9

2022

7.6

1985

6.7

2001

7.9