1996

8.1

1958

0.0

1981

8.6

2002

9.0

2015

8.0

2005

9.2

1995

9.6

2007

8.4

1975

8.2

2001

9.0

2013

4.6

1978

7.3

1971

6.3

2024

4.5

2005

7.9

2000

8.2

2006

8.1

1997

7.3

1989

7.9

1984

7.7