1975

5.1

1971

0.0

1982

7.1

1965

10.0

1984

0.0

2013

6.0

2004

5.9

2003

5.7

1909

3.0

1968

7.2

2002

6.2

1986

6.2

1996

6.6

1997

5.6

2005

6.5

2000

6.1

2000

0.0

2005

6.3

2009

5.9

0.0