0.0

2013

8.0

1986

8.3

1999

7.0

1998

7.0

2006

7.4

1989

8.3

2007

7.9

2011

7.3

2009

7.9

2009

7.6

2005

7.0

2013

7.1

2013

6.4

2023

6.7

2002

6.3

1990

7.6

1973

8.0

1998

7.9

1985

6.5