2018

9.6

1998

7.1

1982

7.6

2020

5.6

2002

7.2

2011

6.0

1983

6.8

2012

6.2

1978

9.7

2018

6.9

2009

7.5

2005

6.8

2018

7.6

1985

7.7

1993

7.8

2003

7.0

2003

7.8

2005

7.1

2008

7.6

2006

7.8