2013

6.0

2002

6.6

1967

7.7

2007

7.6

2003

6.8

2000

5.2

1992

7.3

1955

7.4

1988

5.1

1987

7.3

1998

7.7

2006

6.0

2007

5.9

2020

0.0

1995

6.4

1990

5.5

2004

6.4

2008

6.7

1993

5.3

1986

6.6