2008

8.3

2019

8.1

2019

7.8

2004

7.2

1980

7.7

2003

6.0

1998

6.7

1964

6.2

2007

7.4

2021

8.5

1990

0.0

2015

9.5

1980

10.0

2007

7.3

1999

4.5

2011

4.0

1979

7.0

1983

6.7

1970

7.5

1996

6.9