1992

7.1

2002

7.2

2019

6.2

2009

6.0

2011

8.0

2014

5.7

2011

6.9

1994

7.2

1982

6.4

2002

8.2

2012

7.7

2008

7.7

2013

0.0

2018

8.1

2002

7.7

2002

7.1

2021

7.3

2003

0.0

1994

1.0

1996

5.4