2009

8.0

2002

7.7

2008

7.3

2014

4.9

2023

5.0

0.0

1995

5.1

2004

7.9

1991

5.9

1939

7.0

1990

6.1

1985

2.0

1996

7.3

1953

7.3

2007

6.3

1979

5.6

1955

6.8

1971

7.5

2003

7.1

1997

6.5